Home / 10,561.16-15,841.70-3,165.62

Finding the Fourth Proportional to 10,561.16, 15,841.70 and 3,165.62

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Solution

The fourth proportional to 10,561.16, 15,841.70 and 3,165.62 is: 4,748.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,561.16 : 15,841.70 = 3,165.62 : x
  2. Step 2: Convert to fraction form
    10,561.16/15,841.70 = 3,165.62/x
  3. Step 3: Cross multiply
    10,561.16x = 15,841.70 × 3,165.62
  4. Step 4: Simplify right side
    10,561.16x = 50,148,802.35
  5. Step 5: Solve for x
    x = 50,148,802.35/10,561.16
  6. Step 6: Final answer
    x = 4,748.42

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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.