Home / 7,532.55-11,288.26-6,416.15

Finding the Fourth Proportional to 7,532.55, 11,288.26 and 6,416.15

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Solution

The fourth proportional to 7,532.55, 11,288.26 and 6,416.15 is: 9,615.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,532.55 : 11,288.26 = 6,416.15 : x
  2. Step 2: Convert to fraction form
    7,532.55/11,288.26 = 6,416.15/x
  3. Step 3: Cross multiply
    7,532.55x = 11,288.26 × 6,416.15
  4. Step 4: Simplify right side
    7,532.55x = 72,427,169.40
  5. Step 5: Solve for x
    x = 72,427,169.40/7,532.55
  6. Step 6: Final answer
    x = 9,615.23

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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.