Home / 7,127.13-10,690.70-4,677.44

Finding the Fourth Proportional to 7,127.13, 10,690.70 and 4,677.44

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Solution

The fourth proportional to 7,127.13, 10,690.70 and 4,677.44 is: 7,016.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,127.13 : 10,690.70 = 4,677.44 : x
  2. Step 2: Convert to fraction form
    7,127.13/10,690.70 = 4,677.44/x
  3. Step 3: Cross multiply
    7,127.13x = 10,690.70 × 4,677.44
  4. Step 4: Simplify right side
    7,127.13x = 50,005,030.97
  5. Step 5: Solve for x
    x = 50,005,030.97/7,127.13
  6. Step 6: Final answer
    x = 7,016.15

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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.