Home / 8,746.65-13,120.28-2,823.53

Finding the Fourth Proportional to 8,746.65, 13,120.28 and 2,823.53

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Solution

The fourth proportional to 8,746.65, 13,120.28 and 2,823.53 is: 4,235.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,746.65 : 13,120.28 = 2,823.53 : x
  2. Step 2: Convert to fraction form
    8,746.65/13,120.28 = 2,823.53/x
  3. Step 3: Cross multiply
    8,746.65x = 13,120.28 × 2,823.53
  4. Step 4: Simplify right side
    8,746.65x = 37,045,435.06
  5. Step 5: Solve for x
    x = 37,045,435.06/8,746.65
  6. Step 6: Final answer
    x = 4,235.39

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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.