Home / 9,228.90-12,735.70-5,037.18

Finding the Fourth Proportional to 9,228.90, 12,735.70 and 5,037.18

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Solution

The fourth proportional to 9,228.90, 12,735.70 and 5,037.18 is: 6,951.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,228.90 : 12,735.70 = 5,037.18 : x
  2. Step 2: Convert to fraction form
    9,228.90/12,735.70 = 5,037.18/x
  3. Step 3: Cross multiply
    9,228.90x = 12,735.70 × 5,037.18
  4. Step 4: Simplify right side
    9,228.90x = 64,152,013.33
  5. Step 5: Solve for x
    x = 64,152,013.33/9,228.90
  6. Step 6: Final answer
    x = 6,951.21

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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.