Home / 10,245.03-15,368.48-4,400.28

Finding the Fourth Proportional to 10,245.03, 15,368.48 and 4,400.28

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Solution

The fourth proportional to 10,245.03, 15,368.48 and 4,400.28 is: 6,600.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,245.03 : 15,368.48 = 4,400.28 : x
  2. Step 2: Convert to fraction form
    10,245.03/15,368.48 = 4,400.28/x
  3. Step 3: Cross multiply
    10,245.03x = 15,368.48 × 4,400.28
  4. Step 4: Simplify right side
    10,245.03x = 67,625,593.17
  5. Step 5: Solve for x
    x = 67,625,593.17/10,245.03
  6. Step 6: Final answer
    x = 6,600.82

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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.