Home / 1,459.74-2,013.36-1,011.36

Finding the Fourth Proportional to 1,459.74, 2,013.36 and 1,011.36

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Solution

The fourth proportional to 1,459.74, 2,013.36 and 1,011.36 is: 1,394.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,459.74 : 2,013.36 = 1,011.36 : x
  2. Step 2: Convert to fraction form
    1,459.74/2,013.36 = 1,011.36/x
  3. Step 3: Cross multiply
    1,459.74x = 2,013.36 × 1,011.36
  4. Step 4: Simplify right side
    1,459.74x = 2,036,231.77
  5. Step 5: Solve for x
    x = 2,036,231.77/1,459.74
  6. Step 6: Final answer
    x = 1,394.93

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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.