Home / 10,617.34-15,928.71-6,238.48

Finding the Fourth Proportional to 10,617.34, 15,928.71 and 6,238.48

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Solution

The fourth proportional to 10,617.34, 15,928.71 and 6,238.48 is: 9,359.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,617.34 : 15,928.71 = 6,238.48 : x
  2. Step 2: Convert to fraction form
    10,617.34/15,928.71 = 6,238.48/x
  3. Step 3: Cross multiply
    10,617.34x = 15,928.71 × 6,238.48
  4. Step 4: Simplify right side
    10,617.34x = 99,370,938.76
  5. Step 5: Solve for x
    x = 99,370,938.76/10,617.34
  6. Step 6: Final answer
    x = 9,359.31

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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.