Home / 8,973.32-13,445.17-5,214.55

Finding the Fourth Proportional to 8,973.32, 13,445.17 and 5,214.55

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Solution

The fourth proportional to 8,973.32, 13,445.17 and 5,214.55 is: 7,813.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,973.32 : 13,445.17 = 5,214.55 : x
  2. Step 2: Convert to fraction form
    8,973.32/13,445.17 = 5,214.55/x
  3. Step 3: Cross multiply
    8,973.32x = 13,445.17 × 5,214.55
  4. Step 4: Simplify right side
    8,973.32x = 70,110,441.25
  5. Step 5: Solve for x
    x = 70,110,441.25/8,973.32
  6. Step 6: Final answer
    x = 7,813.21

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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.