Home / 4,077.47-5,629.68-3,088.15

Finding the Fourth Proportional to 4,077.47, 5,629.68 and 3,088.15

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Solution

The fourth proportional to 4,077.47, 5,629.68 and 3,088.15 is: 4,263.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,077.47 : 5,629.68 = 3,088.15 : x
  2. Step 2: Convert to fraction form
    4,077.47/5,629.68 = 3,088.15/x
  3. Step 3: Cross multiply
    4,077.47x = 5,629.68 × 3,088.15
  4. Step 4: Simplify right side
    4,077.47x = 17,385,282.22
  5. Step 5: Solve for x
    x = 17,385,282.22/4,077.47
  6. Step 6: Final answer
    x = 4,263.74

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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.