Home / 4,148.65-5,724.87-2,470.18

Finding the Fourth Proportional to 4,148.65, 5,724.87 and 2,470.18

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Solution

The fourth proportional to 4,148.65, 5,724.87 and 2,470.18 is: 3,408.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,148.65 : 5,724.87 = 2,470.18 : x
  2. Step 2: Convert to fraction form
    4,148.65/5,724.87 = 2,470.18/x
  3. Step 3: Cross multiply
    4,148.65x = 5,724.87 × 2,470.18
  4. Step 4: Simplify right side
    4,148.65x = 14,141,459.38
  5. Step 5: Solve for x
    x = 14,141,459.38/4,148.65
  6. Step 6: Final answer
    x = 3,408.69

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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.