Home / 9,535.68-14,307.48-3,990.24

Finding the Fourth Proportional to 9,535.68, 14,307.48 and 3,990.24

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Solution

The fourth proportional to 9,535.68, 14,307.48 and 3,990.24 is: 5,987.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,535.68 : 14,307.48 = 3,990.24 : x
  2. Step 2: Convert to fraction form
    9,535.68/14,307.48 = 3,990.24/x
  3. Step 3: Cross multiply
    9,535.68x = 14,307.48 × 3,990.24
  4. Step 4: Simplify right side
    9,535.68x = 57,090,279.00
  5. Step 5: Solve for x
    x = 57,090,279.00/9,535.68
  6. Step 6: Final answer
    x = 5,987.02

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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.