Home / 10,252.90-15,378.55-4,011.70

Finding the Fourth Proportional to 10,252.90, 15,378.55 and 4,011.70

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Solution

The fourth proportional to 10,252.90, 15,378.55 and 4,011.70 is: 6,017.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,252.90 : 15,378.55 = 4,011.70 : x
  2. Step 2: Convert to fraction form
    10,252.90/15,378.55 = 4,011.70/x
  3. Step 3: Cross multiply
    10,252.90x = 15,378.55 × 4,011.70
  4. Step 4: Simplify right side
    10,252.90x = 61,694,129.04
  5. Step 5: Solve for x
    x = 61,694,129.04/10,252.90
  6. Step 6: Final answer
    x = 6,017.24

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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.