Home / 6,127.18-9,186.51-3,355.17

Finding the Fourth Proportional to 6,127.18, 9,186.51 and 3,355.17

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Solution

The fourth proportional to 6,127.18, 9,186.51 and 3,355.17 is: 5,030.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,127.18 : 9,186.51 = 3,355.17 : x
  2. Step 2: Convert to fraction form
    6,127.18/9,186.51 = 3,355.17/x
  3. Step 3: Cross multiply
    6,127.18x = 9,186.51 × 3,355.17
  4. Step 4: Simplify right side
    6,127.18x = 30,822,302.76
  5. Step 5: Solve for x
    x = 30,822,302.76/6,127.18
  6. Step 6: Final answer
    x = 5,030.42

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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.