Home / 7,439.16-10,259.22-5,755.18

Finding the Fourth Proportional to 7,439.16, 10,259.22 and 5,755.18

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Solution

The fourth proportional to 7,439.16, 10,259.22 and 5,755.18 is: 7,936.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,439.16 : 10,259.22 = 5,755.18 : x
  2. Step 2: Convert to fraction form
    7,439.16/10,259.22 = 5,755.18/x
  3. Step 3: Cross multiply
    7,439.16x = 10,259.22 × 5,755.18
  4. Step 4: Simplify right side
    7,439.16x = 59,043,657.76
  5. Step 5: Solve for x
    x = 59,043,657.76/7,439.16
  6. Step 6: Final answer
    x = 7,936.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.