Home / 2,386.02-3,579.13-1,461

Finding the Fourth Proportional to 2,386.02, 3,579.13 and 1,461

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Solution

The fourth proportional to 2,386.02, 3,579.13 and 1,461 is: 2,191.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,386.02 : 3,579.13 = 1,461 : x
  2. Step 2: Convert to fraction form
    2,386.02/3,579.13 = 1,461/x
  3. Step 3: Cross multiply
    2,386.02x = 3,579.13 × 1,461
  4. Step 4: Simplify right side
    2,386.02x = 5,229,108.93
  5. Step 5: Solve for x
    x = 5,229,108.93/2,386.02
  6. Step 6: Final answer
    x = 2,191.56

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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.