Home / 8,943.32-12,341.81-4,964.45

Finding the Fourth Proportional to 8,943.32, 12,341.81 and 4,964.45

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Solution

The fourth proportional to 8,943.32, 12,341.81 and 4,964.45 is: 6,850.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,943.32 : 12,341.81 = 4,964.45 : x
  2. Step 2: Convert to fraction form
    8,943.32/12,341.81 = 4,964.45/x
  3. Step 3: Cross multiply
    8,943.32x = 12,341.81 × 4,964.45
  4. Step 4: Simplify right side
    8,943.32x = 61,270,249.36
  5. Step 5: Solve for x
    x = 61,270,249.36/8,943.32
  6. Step 6: Final answer
    x = 6,850.95

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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.