Home / 5,068.20-6,986.12-3,807.46

Finding the Fourth Proportional to 5,068.20, 6,986.12 and 3,807.46

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Solution

The fourth proportional to 5,068.20, 6,986.12 and 3,807.46 is: 5,248.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,068.20 : 6,986.12 = 3,807.46 : x
  2. Step 2: Convert to fraction form
    5,068.20/6,986.12 = 3,807.46/x
  3. Step 3: Cross multiply
    5,068.20x = 6,986.12 × 3,807.46
  4. Step 4: Simplify right side
    5,068.20x = 26,599,372.46
  5. Step 5: Solve for x
    x = 26,599,372.46/5,068.20
  6. Step 6: Final answer
    x = 5,248.29

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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.