Home / 2,454.01-3,384.70-1,886.76

Finding the Fourth Proportional to 2,454.01, 3,384.70 and 1,886.76

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Solution

The fourth proportional to 2,454.01, 3,384.70 and 1,886.76 is: 2,602.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,454.01 : 3,384.70 = 1,886.76 : x
  2. Step 2: Convert to fraction form
    2,454.01/3,384.70 = 1,886.76/x
  3. Step 3: Cross multiply
    2,454.01x = 3,384.70 × 1,886.76
  4. Step 4: Simplify right side
    2,454.01x = 6,386,116.57
  5. Step 5: Solve for x
    x = 6,386,116.57/2,454.01
  6. Step 6: Final answer
    x = 2,602.32

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Half scale
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Double scale
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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.