Home / 8,356.01-11,531.38-4,579.52

Finding the Fourth Proportional to 8,356.01, 11,531.38 and 4,579.52

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Solution

The fourth proportional to 8,356.01, 11,531.38 and 4,579.52 is: 6,319.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,356.01 : 11,531.38 = 4,579.52 : x
  2. Step 2: Convert to fraction form
    8,356.01/11,531.38 = 4,579.52/x
  3. Step 3: Cross multiply
    8,356.01x = 11,531.38 × 4,579.52
  4. Step 4: Simplify right side
    8,356.01x = 52,808,219.01
  5. Step 5: Solve for x
    x = 52,808,219.01/8,356.01
  6. Step 6: Final answer
    x = 6,319.79

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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.