Home / 11,030.18-16,545.33-7,757.91

Finding the Fourth Proportional to 11,030.18, 16,545.33 and 7,757.91

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Solution

The fourth proportional to 11,030.18, 16,545.33 and 7,757.91 is: 11,636.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,030.18 : 16,545.33 = 7,757.91 : x
  2. Step 2: Convert to fraction form
    11,030.18/16,545.33 = 7,757.91/x
  3. Step 3: Cross multiply
    11,030.18x = 16,545.33 × 7,757.91
  4. Step 4: Simplify right side
    11,030.18x = 128,357,181.06
  5. Step 5: Solve for x
    x = 128,357,181.06/11,030.18
  6. Step 6: Final answer
    x = 11,636.91

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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.