Home / 8,922.06-12,312.14-4,943.34

Finding the Fourth Proportional to 8,922.06, 12,312.14 and 4,943.34

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Solution

The fourth proportional to 8,922.06, 12,312.14 and 4,943.34 is: 6,821.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,922.06 : 12,312.14 = 4,943.34 : x
  2. Step 2: Convert to fraction form
    8,922.06/12,312.14 = 4,943.34/x
  3. Step 3: Cross multiply
    8,922.06x = 12,312.14 × 4,943.34
  4. Step 4: Simplify right side
    8,922.06x = 60,863,069.43
  5. Step 5: Solve for x
    x = 60,863,069.43/8,922.06
  6. Step 6: Final answer
    x = 6,821.64

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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.