Home / 10,346.70-15,521.76-4,106.75

Finding the Fourth Proportional to 10,346.70, 15,521.76 and 4,106.75

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Solution

The fourth proportional to 10,346.70, 15,521.76 and 4,106.75 is: 6,160.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,346.70 : 15,521.76 = 4,106.75 : x
  2. Step 2: Convert to fraction form
    10,346.70/15,521.76 = 4,106.75/x
  3. Step 3: Cross multiply
    10,346.70x = 15,521.76 × 4,106.75
  4. Step 4: Simplify right side
    10,346.70x = 63,743,987.88
  5. Step 5: Solve for x
    x = 63,743,987.88/10,346.70
  6. Step 6: Final answer
    x = 6,160.80

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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.