Home / 10,254.64-15,381.98-3,235.31

Finding the Fourth Proportional to 10,254.64, 15,381.98 and 3,235.31

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Solution

The fourth proportional to 10,254.64, 15,381.98 and 3,235.31 is: 4,852.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,254.64 : 15,381.98 = 3,235.31 : x
  2. Step 2: Convert to fraction form
    10,254.64/15,381.98 = 3,235.31/x
  3. Step 3: Cross multiply
    10,254.64x = 15,381.98 × 3,235.31
  4. Step 4: Simplify right side
    10,254.64x = 49,765,473.71
  5. Step 5: Solve for x
    x = 49,765,473.71/10,254.64
  6. Step 6: Final answer
    x = 4,852.97

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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.