Home / 7,438.48-11,154.96-3,053.52

Finding the Fourth Proportional to 7,438.48, 11,154.96 and 3,053.52

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Solution

The fourth proportional to 7,438.48, 11,154.96 and 3,053.52 is: 4,579.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,438.48 : 11,154.96 = 3,053.52 : x
  2. Step 2: Convert to fraction form
    7,438.48/11,154.96 = 3,053.52/x
  3. Step 3: Cross multiply
    7,438.48x = 11,154.96 × 3,053.52
  4. Step 4: Simplify right side
    7,438.48x = 34,061,893.46
  5. Step 5: Solve for x
    x = 34,061,893.46/7,438.48
  6. Step 6: Final answer
    x = 4,579.15

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1.5x scale

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.