Home / 9,366.45-12,925.71-5,117.55

Finding the Fourth Proportional to 9,366.45, 12,925.71 and 5,117.55

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Solution

The fourth proportional to 9,366.45, 12,925.71 and 5,117.55 is: 7,062.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,366.45 : 12,925.71 = 5,117.55 : x
  2. Step 2: Convert to fraction form
    9,366.45/12,925.71 = 5,117.55/x
  3. Step 3: Cross multiply
    9,366.45x = 12,925.71 × 5,117.55
  4. Step 4: Simplify right side
    9,366.45x = 66,147,967.21
  5. Step 5: Solve for x
    x = 66,147,967.21/9,366.45
  6. Step 6: Final answer
    x = 7,062.22

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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.