Home / 9,118.35-13,677.53-7,041.39

Finding the Fourth Proportional to 9,118.35, 13,677.53 and 7,041.39

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Solution

The fourth proportional to 9,118.35, 13,677.53 and 7,041.39 is: 10,562.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,118.35 : 13,677.53 = 7,041.39 : x
  2. Step 2: Convert to fraction form
    9,118.35/13,677.53 = 7,041.39/x
  3. Step 3: Cross multiply
    9,118.35x = 13,677.53 × 7,041.39
  4. Step 4: Simplify right side
    9,118.35x = 96,308,874.76
  5. Step 5: Solve for x
    x = 96,308,874.76/9,118.35
  6. Step 6: Final answer
    x = 10,562.09

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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.