Home / 8,892.34-13,342.38-4,215.63

Finding the Fourth Proportional to 8,892.34, 13,342.38 and 4,215.63

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Solution

The fourth proportional to 8,892.34, 13,342.38 and 4,215.63 is: 6,325.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,892.34 : 13,342.38 = 4,215.63 : x
  2. Step 2: Convert to fraction form
    8,892.34/13,342.38 = 4,215.63/x
  3. Step 3: Cross multiply
    8,892.34x = 13,342.38 × 4,215.63
  4. Step 4: Simplify right side
    8,892.34x = 56,246,470.69
  5. Step 5: Solve for x
    x = 56,246,470.69/8,892.34
  6. Step 6: Final answer
    x = 6,325.27

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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.