Home / 6,853.04-10,279.60-2,471.20

Finding the Fourth Proportional to 6,853.04, 10,279.60 and 2,471.20

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Solution

The fourth proportional to 6,853.04, 10,279.60 and 2,471.20 is: 3,706.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,853.04 : 10,279.60 = 2,471.20 : x
  2. Step 2: Convert to fraction form
    6,853.04/10,279.60 = 2,471.20/x
  3. Step 3: Cross multiply
    6,853.04x = 10,279.60 × 2,471.20
  4. Step 4: Simplify right side
    6,853.04x = 25,402,947.52
  5. Step 5: Solve for x
    x = 25,402,947.52/6,853.04
  6. Step 6: Final answer
    x = 3,706.81

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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.