Home / 10,349.08-15,521.10-2,954.20

Finding the Fourth Proportional to 10,349.08, 15,521.10 and 2,954.20

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Solution

The fourth proportional to 10,349.08, 15,521.10 and 2,954.20 is: 4,430.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,349.08 : 15,521.10 = 2,954.20 : x
  2. Step 2: Convert to fraction form
    10,349.08/15,521.10 = 2,954.20/x
  3. Step 3: Cross multiply
    10,349.08x = 15,521.10 × 2,954.20
  4. Step 4: Simplify right side
    10,349.08x = 45,852,433.62
  5. Step 5: Solve for x
    x = 45,852,433.62/10,349.08
  6. Step 6: Final answer
    x = 4,430.58

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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.