Home / 4,319.19-6,478.75-3,732.40

Finding the Fourth Proportional to 4,319.19, 6,478.75 and 3,732.40

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Solution

The fourth proportional to 4,319.19, 6,478.75 and 3,732.40 is: 5,598.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,319.19 : 6,478.75 = 3,732.40 : x
  2. Step 2: Convert to fraction form
    4,319.19/6,478.75 = 3,732.40/x
  3. Step 3: Cross multiply
    4,319.19x = 6,478.75 × 3,732.40
  4. Step 4: Simplify right side
    4,319.19x = 24,181,262.82
  5. Step 5: Solve for x
    x = 24,181,262.82/4,319.19
  6. Step 6: Final answer
    x = 5,598.56

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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.