Home / 10,475.19-15,708.60-4,234.01

Finding the Fourth Proportional to 10,475.19, 15,708.60 and 4,234.01

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Solution

The fourth proportional to 10,475.19, 15,708.60 and 4,234.01 is: 6,349.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,475.19 : 15,708.60 = 4,234.01 : x
  2. Step 2: Convert to fraction form
    10,475.19/15,708.60 = 4,234.01/x
  3. Step 3: Cross multiply
    10,475.19x = 15,708.60 × 4,234.01
  4. Step 4: Simplify right side
    10,475.19x = 66,510,290.94
  5. Step 5: Solve for x
    x = 66,510,290.94/10,475.19
  6. Step 6: Final answer
    x = 6,349.32

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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.