Home / 11,298.68-16,948.18-3,507

Finding the Fourth Proportional to 11,298.68, 16,948.18 and 3,507

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Solution

The fourth proportional to 11,298.68, 16,948.18 and 3,507 is: 5,260.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,298.68 : 16,948.18 = 3,507 : x
  2. Step 2: Convert to fraction form
    11,298.68/16,948.18 = 3,507/x
  3. Step 3: Cross multiply
    11,298.68x = 16,948.18 × 3,507
  4. Step 4: Simplify right side
    11,298.68x = 59,437,267.26
  5. Step 5: Solve for x
    x = 59,437,267.26/11,298.68
  6. Step 6: Final answer
    x = 5,260.55

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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.