Home / 8,100.02-12,150.03-2,903.06

Finding the Fourth Proportional to 8,100.02, 12,150.03 and 2,903.06

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Solution

The fourth proportional to 8,100.02, 12,150.03 and 2,903.06 is: 4,354.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,100.02 : 12,150.03 = 2,903.06 : x
  2. Step 2: Convert to fraction form
    8,100.02/12,150.03 = 2,903.06/x
  3. Step 3: Cross multiply
    8,100.02x = 12,150.03 × 2,903.06
  4. Step 4: Simplify right side
    8,100.02x = 35,272,266.09
  5. Step 5: Solve for x
    x = 35,272,266.09/8,100.02
  6. Step 6: Final answer
    x = 4,354.59

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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.