Home / 7,988.02-11,025.12-4,801.48

Finding the Fourth Proportional to 7,988.02, 11,025.12 and 4,801.48

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Solution

The fourth proportional to 7,988.02, 11,025.12 and 4,801.48 is: 6,627.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,988.02 : 11,025.12 = 4,801.48 : x
  2. Step 2: Convert to fraction form
    7,988.02/11,025.12 = 4,801.48/x
  3. Step 3: Cross multiply
    7,988.02x = 11,025.12 × 4,801.48
  4. Step 4: Simplify right side
    7,988.02x = 52,936,893.18
  5. Step 5: Solve for x
    x = 52,936,893.18/7,988.02
  6. Step 6: Final answer
    x = 6,627.04

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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.