Home / 10,454.29-15,682.73-3,435.08

Finding the Fourth Proportional to 10,454.29, 15,682.73 and 3,435.08

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Solution

The fourth proportional to 10,454.29, 15,682.73 and 3,435.08 is: 5,153.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,454.29 : 15,682.73 = 3,435.08 : x
  2. Step 2: Convert to fraction form
    10,454.29/15,682.73 = 3,435.08/x
  3. Step 3: Cross multiply
    10,454.29x = 15,682.73 × 3,435.08
  4. Step 4: Simplify right side
    10,454.29x = 53,871,336.58
  5. Step 5: Solve for x
    x = 53,871,336.58/10,454.29
  6. Step 6: Final answer
    x = 5,153.04

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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.