Home / 6,615.24-9,909.36-3,695.10

Finding the Fourth Proportional to 6,615.24, 9,909.36 and 3,695.10

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Solution

The fourth proportional to 6,615.24, 9,909.36 and 3,695.10 is: 5,535.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,615.24 : 9,909.36 = 3,695.10 : x
  2. Step 2: Convert to fraction form
    6,615.24/9,909.36 = 3,695.10/x
  3. Step 3: Cross multiply
    6,615.24x = 9,909.36 × 3,695.10
  4. Step 4: Simplify right side
    6,615.24x = 36,616,076.14
  5. Step 5: Solve for x
    x = 36,616,076.14/6,615.24
  6. Step 6: Final answer
    x = 5,535.11

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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.