Home / 8,925.75-12,317.22-4,947.23

Finding the Fourth Proportional to 8,925.75, 12,317.22 and 4,947.23

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Solution

The fourth proportional to 8,925.75, 12,317.22 and 4,947.23 is: 6,827.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,925.75 : 12,317.22 = 4,947.23 : x
  2. Step 2: Convert to fraction form
    8,925.75/12,317.22 = 4,947.23/x
  3. Step 3: Cross multiply
    8,925.75x = 12,317.22 × 4,947.23
  4. Step 4: Simplify right side
    8,925.75x = 60,936,120.30
  5. Step 5: Solve for x
    x = 60,936,120.30/8,925.75
  6. Step 6: Final answer
    x = 6,827.00

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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.