Home / 8,624.04-11,900.20-4,846.72

Finding the Fourth Proportional to 8,624.04, 11,900.20 and 4,846.72

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Solution

The fourth proportional to 8,624.04, 11,900.20 and 4,846.72 is: 6,687.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,624.04 : 11,900.20 = 4,846.72 : x
  2. Step 2: Convert to fraction form
    8,624.04/11,900.20 = 4,846.72/x
  3. Step 3: Cross multiply
    8,624.04x = 11,900.20 × 4,846.72
  4. Step 4: Simplify right side
    8,624.04x = 57,676,937.34
  5. Step 5: Solve for x
    x = 57,676,937.34/8,624.04
  6. Step 6: Final answer
    x = 6,687.93

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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.