Home / 2,347.09-3,521.84-1,031.76

Finding the Fourth Proportional to 2,347.09, 3,521.84 and 1,031.76

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Solution

The fourth proportional to 2,347.09, 3,521.84 and 1,031.76 is: 1,548.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,347.09 : 3,521.84 = 1,031.76 : x
  2. Step 2: Convert to fraction form
    2,347.09/3,521.84 = 1,031.76/x
  3. Step 3: Cross multiply
    2,347.09x = 3,521.84 × 1,031.76
  4. Step 4: Simplify right side
    2,347.09x = 3,633,693.64
  5. Step 5: Solve for x
    x = 3,633,693.64/2,347.09
  6. Step 6: Final answer
    x = 1,548.17

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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.