Home / 10,171.04-15,256.35-2,776.14

Finding the Fourth Proportional to 10,171.04, 15,256.35 and 2,776.14

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Solution

The fourth proportional to 10,171.04, 15,256.35 and 2,776.14 is: 4,164.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,171.04 : 15,256.35 = 2,776.14 : x
  2. Step 2: Convert to fraction form
    10,171.04/15,256.35 = 2,776.14/x
  3. Step 3: Cross multiply
    10,171.04x = 15,256.35 × 2,776.14
  4. Step 4: Simplify right side
    10,171.04x = 42,353,763.49
  5. Step 5: Solve for x
    x = 42,353,763.49/10,171.04
  6. Step 6: Final answer
    x = 4,164.15

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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.