Home / 5,354.60-7,389.51-2,996.69

Finding the Fourth Proportional to 5,354.60, 7,389.51 and 2,996.69

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Solution

The fourth proportional to 5,354.60, 7,389.51 and 2,996.69 is: 4,135.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,354.60 : 7,389.51 = 2,996.69 : x
  2. Step 2: Convert to fraction form
    5,354.60/7,389.51 = 2,996.69/x
  3. Step 3: Cross multiply
    5,354.60x = 7,389.51 × 2,996.69
  4. Step 4: Simplify right side
    5,354.60x = 22,144,070.72
  5. Step 5: Solve for x
    x = 22,144,070.72/5,354.60
  6. Step 6: Final answer
    x = 4,135.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.