Home / 7,389.85-10,197.80-4,032.71

Finding the Fourth Proportional to 7,389.85, 10,197.80 and 4,032.71

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Solution

The fourth proportional to 7,389.85, 10,197.80 and 4,032.71 is: 5,565.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,389.85 : 10,197.80 = 4,032.71 : x
  2. Step 2: Convert to fraction form
    7,389.85/10,197.80 = 4,032.71/x
  3. Step 3: Cross multiply
    7,389.85x = 10,197.80 × 4,032.71
  4. Step 4: Simplify right side
    7,389.85x = 41,124,708.97
  5. Step 5: Solve for x
    x = 41,124,708.97/7,389.85
  6. Step 6: Final answer
    x = 5,565.03

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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.