Home / 7,531.19-10,394.17-4,343.90

Finding the Fourth Proportional to 7,531.19, 10,394.17 and 4,343.90

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Solution

The fourth proportional to 7,531.19, 10,394.17 and 4,343.90 is: 5,995.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,531.19 : 10,394.17 = 4,343.90 : x
  2. Step 2: Convert to fraction form
    7,531.19/10,394.17 = 4,343.90/x
  3. Step 3: Cross multiply
    7,531.19x = 10,394.17 × 4,343.90
  4. Step 4: Simplify right side
    7,531.19x = 45,151,161.37
  5. Step 5: Solve for x
    x = 45,151,161.37/7,531.19
  6. Step 6: Final answer
    x = 5,995.22

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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.