Home / 6,864.40-10,296.58-2,763.28

Finding the Fourth Proportional to 6,864.40, 10,296.58 and 2,763.28

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Solution

The fourth proportional to 6,864.40, 10,296.58 and 2,763.28 is: 4,144.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,864.40 : 10,296.58 = 2,763.28 : x
  2. Step 2: Convert to fraction form
    6,864.40/10,296.58 = 2,763.28/x
  3. Step 3: Cross multiply
    6,864.40x = 10,296.58 × 2,763.28
  4. Step 4: Simplify right side
    6,864.40x = 28,452,333.58
  5. Step 5: Solve for x
    x = 28,452,333.58/6,864.40
  6. Step 6: Final answer
    x = 4,144.91

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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.