Home / 7,341.24-10,129.65-4,197.66

Finding the Fourth Proportional to 7,341.24, 10,129.65 and 4,197.66

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Solution

The fourth proportional to 7,341.24, 10,129.65 and 4,197.66 is: 5,792.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,341.24 : 10,129.65 = 4,197.66 : x
  2. Step 2: Convert to fraction form
    7,341.24/10,129.65 = 4,197.66/x
  3. Step 3: Cross multiply
    7,341.24x = 10,129.65 × 4,197.66
  4. Step 4: Simplify right side
    7,341.24x = 42,520,826.62
  5. Step 5: Solve for x
    x = 42,520,826.62/7,341.24
  6. Step 6: Final answer
    x = 5,792.05

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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.