Home / 4,528.94-6,248.47-2,640.10

Finding the Fourth Proportional to 4,528.94, 6,248.47 and 2,640.10

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Solution

The fourth proportional to 4,528.94, 6,248.47 and 2,640.10 is: 3,642.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,528.94 : 6,248.47 = 2,640.10 : x
  2. Step 2: Convert to fraction form
    4,528.94/6,248.47 = 2,640.10/x
  3. Step 3: Cross multiply
    4,528.94x = 6,248.47 × 2,640.10
  4. Step 4: Simplify right side
    4,528.94x = 16,496,541.20
  5. Step 5: Solve for x
    x = 16,496,541.20/4,528.94
  6. Step 6: Final answer
    x = 3,642.47

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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.