Home / 8,386.24-12,586.56-4,001.44

Finding the Fourth Proportional to 8,386.24, 12,586.56 and 4,001.44

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Solution

The fourth proportional to 8,386.24, 12,586.56 and 4,001.44 is: 6,005.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,386.24 : 12,586.56 = 4,001.44 : x
  2. Step 2: Convert to fraction form
    8,386.24/12,586.56 = 4,001.44/x
  3. Step 3: Cross multiply
    8,386.24x = 12,586.56 × 4,001.44
  4. Step 4: Simplify right side
    8,386.24x = 50,364,364.65
  5. Step 5: Solve for x
    x = 50,364,364.65/8,386.24
  6. Step 6: Final answer
    x = 6,005.60

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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.