Home / 8,934.12-12,329.82-4,956.51

Finding the Fourth Proportional to 8,934.12, 12,329.82 and 4,956.51

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Solution

The fourth proportional to 8,934.12, 12,329.82 and 4,956.51 is: 6,840.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,934.12 : 12,329.82 = 4,956.51 : x
  2. Step 2: Convert to fraction form
    8,934.12/12,329.82 = 4,956.51/x
  3. Step 3: Cross multiply
    8,934.12x = 12,329.82 × 4,956.51
  4. Step 4: Simplify right side
    8,934.12x = 61,112,876.13
  5. Step 5: Solve for x
    x = 61,112,876.13/8,934.12
  6. Step 6: Final answer
    x = 6,840.39

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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.