Home / 7,240.24-10,853.60-2,557.63

Finding the Fourth Proportional to 7,240.24, 10,853.60 and 2,557.63

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Solution

The fourth proportional to 7,240.24, 10,853.60 and 2,557.63 is: 3,834.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,240.24 : 10,853.60 = 2,557.63 : x
  2. Step 2: Convert to fraction form
    7,240.24/10,853.60 = 2,557.63/x
  3. Step 3: Cross multiply
    7,240.24x = 10,853.60 × 2,557.63
  4. Step 4: Simplify right side
    7,240.24x = 27,759,432.70
  5. Step 5: Solve for x
    x = 27,759,432.70/7,240.24
  6. Step 6: Final answer
    x = 3,834.05

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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.