Home / 5,465.61-7,544.79-3,792.51

Finding the Fourth Proportional to 5,465.61, 7,544.79 and 3,792.51

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Solution

The fourth proportional to 5,465.61, 7,544.79 and 3,792.51 is: 5,235.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,465.61 : 7,544.79 = 3,792.51 : x
  2. Step 2: Convert to fraction form
    5,465.61/7,544.79 = 3,792.51/x
  3. Step 3: Cross multiply
    5,465.61x = 7,544.79 × 3,792.51
  4. Step 4: Simplify right side
    5,465.61x = 28,613,691.52
  5. Step 5: Solve for x
    x = 28,613,691.52/5,465.61
  6. Step 6: Final answer
    x = 5,235.22

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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.