Home / 7,356.47-10,151.19-4,169.51

Finding the Fourth Proportional to 7,356.47, 10,151.19 and 4,169.51

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Solution

The fourth proportional to 7,356.47, 10,151.19 and 4,169.51 is: 5,753.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,356.47 : 10,151.19 = 4,169.51 : x
  2. Step 2: Convert to fraction form
    7,356.47/10,151.19 = 4,169.51/x
  3. Step 3: Cross multiply
    7,356.47x = 10,151.19 × 4,169.51
  4. Step 4: Simplify right side
    7,356.47x = 42,325,488.22
  5. Step 5: Solve for x
    x = 42,325,488.22/7,356.47
  6. Step 6: Final answer
    x = 5,753.51

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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.