Home / 9,191.04-13,775.59-6,402.62

Finding the Fourth Proportional to 9,191.04, 13,775.59 and 6,402.62

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Solution

The fourth proportional to 9,191.04, 13,775.59 and 6,402.62 is: 9,596.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,191.04 : 13,775.59 = 6,402.62 : x
  2. Step 2: Convert to fraction form
    9,191.04/13,775.59 = 6,402.62/x
  3. Step 3: Cross multiply
    9,191.04x = 13,775.59 × 6,402.62
  4. Step 4: Simplify right side
    9,191.04x = 88,199,807.17
  5. Step 5: Solve for x
    x = 88,199,807.17/9,191.04
  6. Step 6: Final answer
    x = 9,596.28

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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.