Home / 5,251.74-7,877.61-4,323.58

Finding the Fourth Proportional to 5,251.74, 7,877.61 and 4,323.58

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Solution

The fourth proportional to 5,251.74, 7,877.61 and 4,323.58 is: 6,485.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,251.74 : 7,877.61 = 4,323.58 : x
  2. Step 2: Convert to fraction form
    5,251.74/7,877.61 = 4,323.58/x
  3. Step 3: Cross multiply
    5,251.74x = 7,877.61 × 4,323.58
  4. Step 4: Simplify right side
    5,251.74x = 34,059,416.04
  5. Step 5: Solve for x
    x = 34,059,416.04/5,251.74
  6. Step 6: Final answer
    x = 6,485.36

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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.