Home / 7,934.85-10,947.60-4,577.22

Finding the Fourth Proportional to 7,934.85, 10,947.60 and 4,577.22

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Solution

The fourth proportional to 7,934.85, 10,947.60 and 4,577.22 is: 6,315.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,934.85 : 10,947.60 = 4,577.22 : x
  2. Step 2: Convert to fraction form
    7,934.85/10,947.60 = 4,577.22/x
  3. Step 3: Cross multiply
    7,934.85x = 10,947.60 × 4,577.22
  4. Step 4: Simplify right side
    7,934.85x = 50,109,573.67
  5. Step 5: Solve for x
    x = 50,109,573.67/7,934.85
  6. Step 6: Final answer
    x = 6,315.13

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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.