Home / 12,609.07-18,925.28-6,373.47

Finding the Fourth Proportional to 12,609.07, 18,925.28 and 6,373.47

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Solution

The fourth proportional to 12,609.07, 18,925.28 and 6,373.47 is: 9,566.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,609.07 : 18,925.28 = 6,373.47 : x
  2. Step 2: Convert to fraction form
    12,609.07/18,925.28 = 6,373.47/x
  3. Step 3: Cross multiply
    12,609.07x = 18,925.28 × 6,373.47
  4. Step 4: Simplify right side
    12,609.07x = 120,619,704.32
  5. Step 5: Solve for x
    x = 120,619,704.32/12,609.07
  6. Step 6: Final answer
    x = 9,566.11

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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.