Home / 7,284.60-10,049.13-6,289.65

Finding the Fourth Proportional to 7,284.60, 10,049.13 and 6,289.65

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Solution

The fourth proportional to 7,284.60, 10,049.13 and 6,289.65 is: 8,676.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,284.60 : 10,049.13 = 6,289.65 : x
  2. Step 2: Convert to fraction form
    7,284.60/10,049.13 = 6,289.65/x
  3. Step 3: Cross multiply
    7,284.60x = 10,049.13 × 6,289.65
  4. Step 4: Simplify right side
    7,284.60x = 63,205,510.50
  5. Step 5: Solve for x
    x = 63,205,510.50/7,284.60
  6. Step 6: Final answer
    x = 8,676.59

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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.