Home / 7,024.39-10,539.42-3,126.13

Finding the Fourth Proportional to 7,024.39, 10,539.42 and 3,126.13

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Solution

The fourth proportional to 7,024.39, 10,539.42 and 3,126.13 is: 4,690.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,024.39 : 10,539.42 = 3,126.13 : x
  2. Step 2: Convert to fraction form
    7,024.39/10,539.42 = 3,126.13/x
  3. Step 3: Cross multiply
    7,024.39x = 10,539.42 × 3,126.13
  4. Step 4: Simplify right side
    7,024.39x = 32,947,597.04
  5. Step 5: Solve for x
    x = 32,947,597.04/7,024.39
  6. Step 6: Final answer
    x = 4,690.46

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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.