Home / 4,753.65-7,130.48-4,688.85

Finding the Fourth Proportional to 4,753.65, 7,130.48 and 4,688.85

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Solution

The fourth proportional to 4,753.65, 7,130.48 and 4,688.85 is: 7,033.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,753.65 : 7,130.48 = 4,688.85 : x
  2. Step 2: Convert to fraction form
    4,753.65/7,130.48 = 4,688.85/x
  3. Step 3: Cross multiply
    4,753.65x = 7,130.48 × 4,688.85
  4. Step 4: Simplify right side
    4,753.65x = 33,433,727.70
  5. Step 5: Solve for x
    x = 33,433,727.70/4,753.65
  6. Step 6: Final answer
    x = 7,033.28

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.