Home / 7,304.56-10,079.76-4,160.68

Finding the Fourth Proportional to 7,304.56, 10,079.76 and 4,160.68

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Solution

The fourth proportional to 7,304.56, 10,079.76 and 4,160.68 is: 5,741.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,304.56 : 10,079.76 = 4,160.68 : x
  2. Step 2: Convert to fraction form
    7,304.56/10,079.76 = 4,160.68/x
  3. Step 3: Cross multiply
    7,304.56x = 10,079.76 × 4,160.68
  4. Step 4: Simplify right side
    7,304.56x = 41,938,655.84
  5. Step 5: Solve for x
    x = 41,938,655.84/7,304.56
  6. Step 6: Final answer
    x = 5,741.43

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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.