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Finding the Fourth Proportional to 8,693.19, 13,008.62 and 7,527.22

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Solution

The fourth proportional to 8,693.19, 13,008.62 and 7,527.22 is: 11,263.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,693.19 : 13,008.62 = 7,527.22 : x
  2. Step 2: Convert to fraction form
    8,693.19/13,008.62 = 7,527.22/x
  3. Step 3: Cross multiply
    8,693.19x = 13,008.62 × 7,527.22
  4. Step 4: Simplify right side
    8,693.19x = 97,918,730.93
  5. Step 5: Solve for x
    x = 97,918,730.93/8,693.19
  6. Step 6: Final answer
    x = 11,263.84

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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.