Home / 5,001.60-6,903.36-3,114.24

Finding the Fourth Proportional to 5,001.60, 6,903.36 and 3,114.24

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Solution

The fourth proportional to 5,001.60, 6,903.36 and 3,114.24 is: 4,298.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,001.60 : 6,903.36 = 3,114.24 : x
  2. Step 2: Convert to fraction form
    5,001.60/6,903.36 = 3,114.24/x
  3. Step 3: Cross multiply
    5,001.60x = 6,903.36 × 3,114.24
  4. Step 4: Simplify right side
    5,001.60x = 21,498,719.85
  5. Step 5: Solve for x
    x = 21,498,719.85/5,001.60
  6. Step 6: Final answer
    x = 4,298.37

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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.