Home / 7,341.04-10,131.18-4,197.40

Finding the Fourth Proportional to 7,341.04, 10,131.18 and 4,197.40

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Solution

The fourth proportional to 7,341.04, 10,131.18 and 4,197.40 is: 5,792.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,341.04 : 10,131.18 = 4,197.40 : x
  2. Step 2: Convert to fraction form
    7,341.04/10,131.18 = 4,197.40/x
  3. Step 3: Cross multiply
    7,341.04x = 10,131.18 × 4,197.40
  4. Step 4: Simplify right side
    7,341.04x = 42,524,614.93
  5. Step 5: Solve for x
    x = 42,524,614.93/7,341.04
  6. Step 6: Final answer
    x = 5,792.72

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Half scale
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Double scale
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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.