Home / 8,289.44-12,437.40-3,095.72

Finding the Fourth Proportional to 8,289.44, 12,437.40 and 3,095.72

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Solution

The fourth proportional to 8,289.44, 12,437.40 and 3,095.72 is: 4,644.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,289.44 : 12,437.40 = 3,095.72 : x
  2. Step 2: Convert to fraction form
    8,289.44/12,437.40 = 3,095.72/x
  3. Step 3: Cross multiply
    8,289.44x = 12,437.40 × 3,095.72
  4. Step 4: Simplify right side
    8,289.44x = 38,502,686.58
  5. Step 5: Solve for x
    x = 38,502,686.58/8,289.44
  6. Step 6: Final answer
    x = 4,644.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.