Home / 3,532.48-4,875.60-2,135.68

Finding the Fourth Proportional to 3,532.48, 4,875.60 and 2,135.68

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Solution

The fourth proportional to 3,532.48, 4,875.60 and 2,135.68 is: 2,947.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,532.48 : 4,875.60 = 2,135.68 : x
  2. Step 2: Convert to fraction form
    3,532.48/4,875.60 = 2,135.68/x
  3. Step 3: Cross multiply
    3,532.48x = 4,875.60 × 2,135.68
  4. Step 4: Simplify right side
    3,532.48x = 10,412,721.41
  5. Step 5: Solve for x
    x = 10,412,721.41/3,532.48
  6. Step 6: Final answer
    x = 2,947.71

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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.