Home / 9,317.12-13,977.60-3,472.32

Finding the Fourth Proportional to 9,317.12, 13,977.60 and 3,472.32

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Solution

The fourth proportional to 9,317.12, 13,977.60 and 3,472.32 is: 5,209.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,317.12 : 13,977.60 = 3,472.32 : x
  2. Step 2: Convert to fraction form
    9,317.12/13,977.60 = 3,472.32/x
  3. Step 3: Cross multiply
    9,317.12x = 13,977.60 × 3,472.32
  4. Step 4: Simplify right side
    9,317.12x = 48,534,700.03
  5. Step 5: Solve for x
    x = 48,534,700.03/9,317.12
  6. Step 6: Final answer
    x = 5,209.20

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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.