Home / 9,640.32-13,304.16-6,102.24

Finding the Fourth Proportional to 9,640.32, 13,304.16 and 6,102.24

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Solution

The fourth proportional to 9,640.32, 13,304.16 and 6,102.24 is: 8,421.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,640.32 : 13,304.16 = 6,102.24 : x
  2. Step 2: Convert to fraction form
    9,640.32/13,304.16 = 6,102.24/x
  3. Step 3: Cross multiply
    9,640.32x = 13,304.16 × 6,102.24
  4. Step 4: Simplify right side
    9,640.32x = 81,185,177.32
  5. Step 5: Solve for x
    x = 81,185,177.32/9,640.32
  6. Step 6: Final answer
    x = 8,421.42

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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.