Home / 8,697.29-13,044.49-2,853.05

Finding the Fourth Proportional to 8,697.29, 13,044.49 and 2,853.05

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Solution

The fourth proportional to 8,697.29, 13,044.49 and 2,853.05 is: 4,279.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,697.29 : 13,044.49 = 2,853.05 : x
  2. Step 2: Convert to fraction form
    8,697.29/13,044.49 = 2,853.05/x
  3. Step 3: Cross multiply
    8,697.29x = 13,044.49 × 2,853.05
  4. Step 4: Simplify right side
    8,697.29x = 37,216,509.84
  5. Step 5: Solve for x
    x = 37,216,509.84/8,697.29
  6. Step 6: Final answer
    x = 4,279.10

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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.