Home / 5,434.77-8,152.19-1,924.79

Finding the Fourth Proportional to 5,434.77, 8,152.19 and 1,924.79

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Solution

The fourth proportional to 5,434.77, 8,152.19 and 1,924.79 is: 2,887.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,434.77 : 8,152.19 = 1,924.79 : x
  2. Step 2: Convert to fraction form
    5,434.77/8,152.19 = 1,924.79/x
  3. Step 3: Cross multiply
    5,434.77x = 8,152.19 × 1,924.79
  4. Step 4: Simplify right side
    5,434.77x = 15,691,233.13
  5. Step 5: Solve for x
    x = 15,691,233.13/5,434.77
  6. Step 6: Final answer
    x = 2,887.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.