Home / 7,440.35-10,265.02-4,251.36

Finding the Fourth Proportional to 7,440.35, 10,265.02 and 4,251.36

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Solution

The fourth proportional to 7,440.35, 10,265.02 and 4,251.36 is: 5,865.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,440.35 : 10,265.02 = 4,251.36 : x
  2. Step 2: Convert to fraction form
    7,440.35/10,265.02 = 4,251.36/x
  3. Step 3: Cross multiply
    7,440.35x = 10,265.02 × 4,251.36
  4. Step 4: Simplify right side
    7,440.35x = 43,640,284.80
  5. Step 5: Solve for x
    x = 43,640,284.80/7,440.35
  6. Step 6: Final answer
    x = 5,865.35

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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.