Home / 5,288.76-7,298.65-3,050.73

Finding the Fourth Proportional to 5,288.76, 7,298.65 and 3,050.73

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Solution

The fourth proportional to 5,288.76, 7,298.65 and 3,050.73 is: 4,210.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,288.76 : 7,298.65 = 3,050.73 : x
  2. Step 2: Convert to fraction form
    5,288.76/7,298.65 = 3,050.73/x
  3. Step 3: Cross multiply
    5,288.76x = 7,298.65 × 3,050.73
  4. Step 4: Simplify right side
    5,288.76x = 22,266,210.51
  5. Step 5: Solve for x
    x = 22,266,210.51/5,288.76
  6. Step 6: Final answer
    x = 4,210.10

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.