Home / 7,774.18-10,728.66-4,417.57

Finding the Fourth Proportional to 7,774.18, 10,728.66 and 4,417.57

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Solution

The fourth proportional to 7,774.18, 10,728.66 and 4,417.57 is: 6,096.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,774.18 : 10,728.66 = 4,417.57 : x
  2. Step 2: Convert to fraction form
    7,774.18/10,728.66 = 4,417.57/x
  3. Step 3: Cross multiply
    7,774.18x = 10,728.66 × 4,417.57
  4. Step 4: Simplify right side
    7,774.18x = 47,394,552.91
  5. Step 5: Solve for x
    x = 47,394,552.91/7,774.18
  6. Step 6: Final answer
    x = 6,096.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.