Home / 10,158.93-15,236.88-2,763.84

Finding the Fourth Proportional to 10,158.93, 15,236.88 and 2,763.84

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Solution

The fourth proportional to 10,158.93, 15,236.88 and 2,763.84 is: 4,145.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,158.93 : 15,236.88 = 2,763.84 : x
  2. Step 2: Convert to fraction form
    10,158.93/15,236.88 = 2,763.84/x
  3. Step 3: Cross multiply
    10,158.93x = 15,236.88 × 2,763.84
  4. Step 4: Simplify right side
    10,158.93x = 42,112,298.42
  5. Step 5: Solve for x
    x = 42,112,298.42/10,158.93
  6. Step 6: Final answer
    x = 4,145.35

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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.