Home / 1,461.02-2,014.65-1,087.38

Finding the Fourth Proportional to 1,461.02, 2,014.65 and 1,087.38

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Solution

The fourth proportional to 1,461.02, 2,014.65 and 1,087.38 is: 1,499.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,461.02 : 2,014.65 = 1,087.38 : x
  2. Step 2: Convert to fraction form
    1,461.02/2,014.65 = 1,087.38/x
  3. Step 3: Cross multiply
    1,461.02x = 2,014.65 × 1,087.38
  4. Step 4: Simplify right side
    1,461.02x = 2,190,690.12
  5. Step 5: Solve for x
    x = 2,190,690.12/1,461.02
  6. Step 6: Final answer
    x = 1,499.43

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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.