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Finding the Fourth Proportional to 7,291.42, 10,059.01 and 4,769.13

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Solution

The fourth proportional to 7,291.42, 10,059.01 and 4,769.13 is: 6,579.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,291.42 : 10,059.01 = 4,769.13 : x
  2. Step 2: Convert to fraction form
    7,291.42/10,059.01 = 4,769.13/x
  3. Step 3: Cross multiply
    7,291.42x = 10,059.01 × 4,769.13
  4. Step 4: Simplify right side
    7,291.42x = 47,972,726.36
  5. Step 5: Solve for x
    x = 47,972,726.36/7,291.42
  6. Step 6: Final answer
    x = 6,579.34

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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.