Home / 8,892.42-13,347.27-4,278.66

Finding the Fourth Proportional to 8,892.42, 13,347.27 and 4,278.66

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Solution

The fourth proportional to 8,892.42, 13,347.27 and 4,278.66 is: 6,422.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,892.42 : 13,347.27 = 4,278.66 : x
  2. Step 2: Convert to fraction form
    8,892.42/13,347.27 = 4,278.66/x
  3. Step 3: Cross multiply
    8,892.42x = 13,347.27 × 4,278.66
  4. Step 4: Simplify right side
    8,892.42x = 57,108,430.26
  5. Step 5: Solve for x
    x = 57,108,430.26/8,892.42
  6. Step 6: Final answer
    x = 6,422.15

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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.