Home / 8,935.10-12,329.55-4,956.12

Finding the Fourth Proportional to 8,935.10, 12,329.55 and 4,956.12

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Solution

The fourth proportional to 8,935.10, 12,329.55 and 4,956.12 is: 6,838.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,935.10 : 12,329.55 = 4,956.12 : x
  2. Step 2: Convert to fraction form
    8,935.10/12,329.55 = 4,956.12/x
  3. Step 3: Cross multiply
    8,935.10x = 12,329.55 × 4,956.12
  4. Step 4: Simplify right side
    8,935.10x = 61,106,729.35
  5. Step 5: Solve for x
    x = 61,106,729.35/8,935.10
  6. Step 6: Final answer
    x = 6,838.96

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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.