Home / 7,037.81-10,553.60-3,750.20

Finding the Fourth Proportional to 7,037.81, 10,553.60 and 3,750.20

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Solution

The fourth proportional to 7,037.81, 10,553.60 and 3,750.20 is: 5,623.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,037.81 : 10,553.60 = 3,750.20 : x
  2. Step 2: Convert to fraction form
    7,037.81/10,553.60 = 3,750.20/x
  3. Step 3: Cross multiply
    7,037.81x = 10,553.60 × 3,750.20
  4. Step 4: Simplify right side
    7,037.81x = 39,578,057.95
  5. Step 5: Solve for x
    x = 39,578,057.95/7,037.81
  6. Step 6: Final answer
    x = 5,623.64

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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.