Home / 7,250.28-10,875.60-3,555.60

Finding the Fourth Proportional to 7,250.28, 10,875.60 and 3,555.60

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Solution

The fourth proportional to 7,250.28, 10,875.60 and 3,555.60 is: 5,333.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,250.28 : 10,875.60 = 3,555.60 : x
  2. Step 2: Convert to fraction form
    7,250.28/10,875.60 = 3,555.60/x
  3. Step 3: Cross multiply
    7,250.28x = 10,875.60 × 3,555.60
  4. Step 4: Simplify right side
    7,250.28x = 38,669,283.36
  5. Step 5: Solve for x
    x = 38,669,283.36/7,250.28
  6. Step 6: Final answer
    x = 5,333.49

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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.