Home / 7,917.45-10,926.27-4,561.08

Finding the Fourth Proportional to 7,917.45, 10,926.27 and 4,561.08

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Solution

The fourth proportional to 7,917.45, 10,926.27 and 4,561.08 is: 6,294.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,917.45 : 10,926.27 = 4,561.08 : x
  2. Step 2: Convert to fraction form
    7,917.45/10,926.27 = 4,561.08/x
  3. Step 3: Cross multiply
    7,917.45x = 10,926.27 × 4,561.08
  4. Step 4: Simplify right side
    7,917.45x = 49,835,591.57
  5. Step 5: Solve for x
    x = 49,835,591.57/7,917.45
  6. Step 6: Final answer
    x = 6,294.40

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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.