Home / 7,341.64-10,131.42-4,197.64

Finding the Fourth Proportional to 7,341.64, 10,131.42 and 4,197.64

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Solution

The fourth proportional to 7,341.64, 10,131.42 and 4,197.64 is: 5,792.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,341.64 : 10,131.42 = 4,197.64 : x
  2. Step 2: Convert to fraction form
    7,341.64/10,131.42 = 4,197.64/x
  3. Step 3: Cross multiply
    7,341.64x = 10,131.42 × 4,197.64
  4. Step 4: Simplify right side
    7,341.64x = 42,528,053.85
  5. Step 5: Solve for x
    x = 42,528,053.85/7,341.64
  6. Step 6: Final answer
    x = 5,792.72

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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.