Home / 9,766.35-13,477.73-5,516.55

Finding the Fourth Proportional to 9,766.35, 13,477.73 and 5,516.55

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Solution

The fourth proportional to 9,766.35, 13,477.73 and 5,516.55 is: 7,612.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,766.35 : 13,477.73 = 5,516.55 : x
  2. Step 2: Convert to fraction form
    9,766.35/13,477.73 = 5,516.55/x
  3. Step 3: Cross multiply
    9,766.35x = 13,477.73 × 5,516.55
  4. Step 4: Simplify right side
    9,766.35x = 74,350,543.85
  5. Step 5: Solve for x
    x = 74,350,543.85/9,766.35
  6. Step 6: Final answer
    x = 7,612.93

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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.