Home / 9,975.20-14,932.56-6,087.20

Finding the Fourth Proportional to 9,975.20, 14,932.56 and 6,087.20

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Solution

The fourth proportional to 9,975.20, 14,932.56 and 6,087.20 is: 9,112.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,975.20 : 14,932.56 = 6,087.20 : x
  2. Step 2: Convert to fraction form
    9,975.20/14,932.56 = 6,087.20/x
  3. Step 3: Cross multiply
    9,975.20x = 14,932.56 × 6,087.20
  4. Step 4: Simplify right side
    9,975.20x = 90,897,479.23
  5. Step 5: Solve for x
    x = 90,897,479.23/9,975.20
  6. Step 6: Final answer
    x = 9,112.35

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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.