Home / 5,292.86-7,307.60-3,613.66

Finding the Fourth Proportional to 5,292.86, 7,307.60 and 3,613.66

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Solution

The fourth proportional to 5,292.86, 7,307.60 and 3,613.66 is: 4,989.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,292.86 : 7,307.60 = 3,613.66 : x
  2. Step 2: Convert to fraction form
    5,292.86/7,307.60 = 3,613.66/x
  3. Step 3: Cross multiply
    5,292.86x = 7,307.60 × 3,613.66
  4. Step 4: Simplify right side
    5,292.86x = 26,407,145.48
  5. Step 5: Solve for x
    x = 26,407,145.48/5,292.86
  6. Step 6: Final answer
    x = 4,989.20

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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.