Home / 10,490.55-15,732.16-3,093.05

Finding the Fourth Proportional to 10,490.55, 15,732.16 and 3,093.05

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Solution

The fourth proportional to 10,490.55, 15,732.16 and 3,093.05 is: 4,638.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,490.55 : 15,732.16 = 3,093.05 : x
  2. Step 2: Convert to fraction form
    10,490.55/15,732.16 = 3,093.05/x
  3. Step 3: Cross multiply
    10,490.55x = 15,732.16 × 3,093.05
  4. Step 4: Simplify right side
    10,490.55x = 48,660,271.09
  5. Step 5: Solve for x
    x = 48,660,271.09/10,490.55
  6. Step 6: Final answer
    x = 4,638.49

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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.