Home / 7,301.28-10,073.34-4,156.80

Finding the Fourth Proportional to 7,301.28, 10,073.34 and 4,156.80

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Solution

The fourth proportional to 7,301.28, 10,073.34 and 4,156.80 is: 5,735.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,301.28 : 10,073.34 = 4,156.80 : x
  2. Step 2: Convert to fraction form
    7,301.28/10,073.34 = 4,156.80/x
  3. Step 3: Cross multiply
    7,301.28x = 10,073.34 × 4,156.80
  4. Step 4: Simplify right side
    7,301.28x = 41,872,859.71
  5. Step 5: Solve for x
    x = 41,872,859.71/7,301.28
  6. Step 6: Final answer
    x = 5,735.00

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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.