Home / 8,941.10-12,338.78-4,962.11

Finding the Fourth Proportional to 8,941.10, 12,338.78 and 4,962.11

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Solution

The fourth proportional to 8,941.10, 12,338.78 and 4,962.11 is: 6,847.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,941.10 : 12,338.78 = 4,962.11 : x
  2. Step 2: Convert to fraction form
    8,941.10/12,338.78 = 4,962.11/x
  3. Step 3: Cross multiply
    8,941.10x = 12,338.78 × 4,962.11
  4. Step 4: Simplify right side
    8,941.10x = 61,226,297.12
  5. Step 5: Solve for x
    x = 61,226,297.12/8,941.10
  6. Step 6: Final answer
    x = 6,847.74

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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.