Home / 1,984.79-2,737.64-1,459.91

Finding the Fourth Proportional to 1,984.79, 2,737.64 and 1,459.91

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Solution

The fourth proportional to 1,984.79, 2,737.64 and 1,459.91 is: 2,013.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,984.79 : 2,737.64 = 1,459.91 : x
  2. Step 2: Convert to fraction form
    1,984.79/2,737.64 = 1,459.91/x
  3. Step 3: Cross multiply
    1,984.79x = 2,737.64 × 1,459.91
  4. Step 4: Simplify right side
    1,984.79x = 3,996,687.02
  5. Step 5: Solve for x
    x = 3,996,687.02/1,984.79
  6. Step 6: Final answer
    x = 2,013.66

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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.