Home / 7,386.90-11,086.83-4,103.70

Finding the Fourth Proportional to 7,386.90, 11,086.83 and 4,103.70

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Solution

The fourth proportional to 7,386.90, 11,086.83 and 4,103.70 is: 6,159.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,386.90 : 11,086.83 = 4,103.70 : x
  2. Step 2: Convert to fraction form
    7,386.90/11,086.83 = 4,103.70/x
  3. Step 3: Cross multiply
    7,386.90x = 11,086.83 × 4,103.70
  4. Step 4: Simplify right side
    7,386.90x = 45,497,024.27
  5. Step 5: Solve for x
    x = 45,497,024.27/7,386.90
  6. Step 6: Final answer
    x = 6,159.15

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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.