Home / 5,752.08-8,620.88-2,461.28

Finding the Fourth Proportional to 5,752.08, 8,620.88 and 2,461.28

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Solution

The fourth proportional to 5,752.08, 8,620.88 and 2,461.28 is: 3,688.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,752.08 : 8,620.88 = 2,461.28 : x
  2. Step 2: Convert to fraction form
    5,752.08/8,620.88 = 2,461.28/x
  3. Step 3: Cross multiply
    5,752.08x = 8,620.88 × 2,461.28
  4. Step 4: Simplify right side
    5,752.08x = 21,218,399.53
  5. Step 5: Solve for x
    x = 21,218,399.53/5,752.08
  6. Step 6: Final answer
    x = 3,688.82

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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.