Home / 8,251.55-11,386.09-4,714.99

Finding the Fourth Proportional to 8,251.55, 11,386.09 and 4,714.99

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Solution

The fourth proportional to 8,251.55, 11,386.09 and 4,714.99 is: 6,506.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,251.55 : 11,386.09 = 4,714.99 : x
  2. Step 2: Convert to fraction form
    8,251.55/11,386.09 = 4,714.99/x
  3. Step 3: Cross multiply
    8,251.55x = 11,386.09 × 4,714.99
  4. Step 4: Simplify right side
    8,251.55x = 53,685,300.49
  5. Step 5: Solve for x
    x = 53,685,300.49/8,251.55
  6. Step 6: Final answer
    x = 6,506.09

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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.