Home / 10,561.08-15,840.18-2,769.24

Finding the Fourth Proportional to 10,561.08, 15,840.18 and 2,769.24

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Solution

The fourth proportional to 10,561.08, 15,840.18 and 2,769.24 is: 4,153.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,561.08 : 15,840.18 = 2,769.24 : x
  2. Step 2: Convert to fraction form
    10,561.08/15,840.18 = 2,769.24/x
  3. Step 3: Cross multiply
    10,561.08x = 15,840.18 × 2,769.24
  4. Step 4: Simplify right side
    10,561.08x = 43,865,260.06
  5. Step 5: Solve for x
    x = 43,865,260.06/10,561.08
  6. Step 6: Final answer
    x = 4,153.48

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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.