Home / 8,752.64-13,130.08-3,488.13

Finding the Fourth Proportional to 8,752.64, 13,130.08 and 3,488.13

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Solution

The fourth proportional to 8,752.64, 13,130.08 and 3,488.13 is: 5,232.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,752.64 : 13,130.08 = 3,488.13 : x
  2. Step 2: Convert to fraction form
    8,752.64/13,130.08 = 3,488.13/x
  3. Step 3: Cross multiply
    8,752.64x = 13,130.08 × 3,488.13
  4. Step 4: Simplify right side
    8,752.64x = 45,799,417.23
  5. Step 5: Solve for x
    x = 45,799,417.23/8,752.64
  6. Step 6: Final answer
    x = 5,232.64

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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.