Home / 3,113.67-4,669.23-1,553.10

Finding the Fourth Proportional to 3,113.67, 4,669.23 and 1,553.10

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Solution

The fourth proportional to 3,113.67, 4,669.23 and 1,553.10 is: 2,329.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,113.67 : 4,669.23 = 1,553.10 : x
  2. Step 2: Convert to fraction form
    3,113.67/4,669.23 = 1,553.10/x
  3. Step 3: Cross multiply
    3,113.67x = 4,669.23 × 1,553.10
  4. Step 4: Simplify right side
    3,113.67x = 7,251,781.11
  5. Step 5: Solve for x
    x = 7,251,781.11/3,113.67
  6. Step 6: Final answer
    x = 2,329.01

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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.