Home / 10,275.07-15,412.50-3,255.06

Finding the Fourth Proportional to 10,275.07, 15,412.50 and 3,255.06

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Solution

The fourth proportional to 10,275.07, 15,412.50 and 3,255.06 is: 4,882.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,275.07 : 15,412.50 = 3,255.06 : x
  2. Step 2: Convert to fraction form
    10,275.07/15,412.50 = 3,255.06/x
  3. Step 3: Cross multiply
    10,275.07x = 15,412.50 × 3,255.06
  4. Step 4: Simplify right side
    10,275.07x = 50,168,565.58
  5. Step 5: Solve for x
    x = 50,168,565.58/10,275.07
  6. Step 6: Final answer
    x = 4,882.55

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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.