Home / 7,291.31-10,061.10-4,104.21

Finding the Fourth Proportional to 7,291.31, 10,061.10 and 4,104.21

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Solution

The fourth proportional to 7,291.31, 10,061.10 and 4,104.21 is: 5,663.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,291.31 : 10,061.10 = 4,104.21 : x
  2. Step 2: Convert to fraction form
    7,291.31/10,061.10 = 4,104.21/x
  3. Step 3: Cross multiply
    7,291.31x = 10,061.10 × 4,104.21
  4. Step 4: Simplify right side
    7,291.31x = 41,292,867.23
  5. Step 5: Solve for x
    x = 41,292,867.23/7,291.31
  6. Step 6: Final answer
    x = 5,663.30

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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.