Home / 5,442.47-7,461.70-5,344.06

Finding the Fourth Proportional to 5,442.47, 7,461.70 and 5,344.06

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Solution

The fourth proportional to 5,442.47, 7,461.70 and 5,344.06 is: 7,326.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,442.47 : 7,461.70 = 5,344.06 : x
  2. Step 2: Convert to fraction form
    5,442.47/7,461.70 = 5,344.06/x
  3. Step 3: Cross multiply
    5,442.47x = 7,461.70 × 5,344.06
  4. Step 4: Simplify right side
    5,442.47x = 39,875,772.50
  5. Step 5: Solve for x
    x = 39,875,772.50/5,442.47
  6. Step 6: Final answer
    x = 7,326.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.