Home / 8,966.42-13,445.40-3,340.28

Finding the Fourth Proportional to 8,966.42, 13,445.40 and 3,340.28

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Solution

The fourth proportional to 8,966.42, 13,445.40 and 3,340.28 is: 5,008.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,966.42 : 13,445.40 = 3,340.28 : x
  2. Step 2: Convert to fraction form
    8,966.42/13,445.40 = 3,340.28/x
  3. Step 3: Cross multiply
    8,966.42x = 13,445.40 × 3,340.28
  4. Step 4: Simplify right side
    8,966.42x = 44,911,400.71
  5. Step 5: Solve for x
    x = 44,911,400.71/8,966.42
  6. Step 6: Final answer
    x = 5,008.84

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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.