Home / 8,045.84-11,103.06-4,460.78

Finding the Fourth Proportional to 8,045.84, 11,103.06 and 4,460.78

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Solution

The fourth proportional to 8,045.84, 11,103.06 and 4,460.78 is: 6,155.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,045.84 : 11,103.06 = 4,460.78 : x
  2. Step 2: Convert to fraction form
    8,045.84/11,103.06 = 4,460.78/x
  3. Step 3: Cross multiply
    8,045.84x = 11,103.06 × 4,460.78
  4. Step 4: Simplify right side
    8,045.84x = 49,528,263.62
  5. Step 5: Solve for x
    x = 49,528,263.62/8,045.84
  6. Step 6: Final answer
    x = 6,155.76

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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.