Home / 10,308.04-15,462.62-2,913.08

Finding the Fourth Proportional to 10,308.04, 15,462.62 and 2,913.08

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Solution

The fourth proportional to 10,308.04, 15,462.62 and 2,913.08 is: 4,369.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,308.04 : 15,462.62 = 2,913.08 : x
  2. Step 2: Convert to fraction form
    10,308.04/15,462.62 = 2,913.08/x
  3. Step 3: Cross multiply
    10,308.04x = 15,462.62 × 2,913.08
  4. Step 4: Simplify right side
    10,308.04x = 45,043,849.07
  5. Step 5: Solve for x
    x = 45,043,849.07/10,308.04
  6. Step 6: Final answer
    x = 4,369.78

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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.