Home / 9,445.28-13,033.20-5,667.36

Finding the Fourth Proportional to 9,445.28, 13,033.20 and 5,667.36

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Solution

The fourth proportional to 9,445.28, 13,033.20 and 5,667.36 is: 7,820.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,445.28 : 13,033.20 = 5,667.36 : x
  2. Step 2: Convert to fraction form
    9,445.28/13,033.20 = 5,667.36/x
  3. Step 3: Cross multiply
    9,445.28x = 13,033.20 × 5,667.36
  4. Step 4: Simplify right side
    9,445.28x = 73,863,836.35
  5. Step 5: Solve for x
    x = 73,863,836.35/9,445.28
  6. Step 6: Final answer
    x = 7,820.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.