Home / 7,026.15-10,487.97-6,139.41

Finding the Fourth Proportional to 7,026.15, 10,487.97 and 6,139.41

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Solution

The fourth proportional to 7,026.15, 10,487.97 and 6,139.41 is: 9,164.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,026.15 : 10,487.97 = 6,139.41 : x
  2. Step 2: Convert to fraction form
    7,026.15/10,487.97 = 6,139.41/x
  3. Step 3: Cross multiply
    7,026.15x = 10,487.97 × 6,139.41
  4. Step 4: Simplify right side
    7,026.15x = 64,389,947.90
  5. Step 5: Solve for x
    x = 64,389,947.90/7,026.15
  6. Step 6: Final answer
    x = 9,164.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.