Home / 10,290.07-15,434.96-2,498.95

Finding the Fourth Proportional to 10,290.07, 15,434.96 and 2,498.95

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Solution

The fourth proportional to 10,290.07, 15,434.96 and 2,498.95 is: 3,748.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,290.07 : 15,434.96 = 2,498.95 : x
  2. Step 2: Convert to fraction form
    10,290.07/15,434.96 = 2,498.95/x
  3. Step 3: Cross multiply
    10,290.07x = 15,434.96 × 2,498.95
  4. Step 4: Simplify right side
    10,290.07x = 38,571,116.12
  5. Step 5: Solve for x
    x = 38,571,116.12/10,290.07
  6. Step 6: Final answer
    x = 3,748.38

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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.