Home / 10,330.14-15,492.45-4,485.42

Finding the Fourth Proportional to 10,330.14, 15,492.45 and 4,485.42

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Solution

The fourth proportional to 10,330.14, 15,492.45 and 4,485.42 is: 6,726.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,330.14 : 15,492.45 = 4,485.42 : x
  2. Step 2: Convert to fraction form
    10,330.14/15,492.45 = 4,485.42/x
  3. Step 3: Cross multiply
    10,330.14x = 15,492.45 × 4,485.42
  4. Step 4: Simplify right side
    10,330.14x = 69,490,145.08
  5. Step 5: Solve for x
    x = 69,490,145.08/10,330.14
  6. Step 6: Final answer
    x = 6,726.93

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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.