Home / 1,528.02-2,104.02-1,195.92

Finding the Fourth Proportional to 1,528.02, 2,104.02 and 1,195.92

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Solution

The fourth proportional to 1,528.02, 2,104.02 and 1,195.92 is: 1,646.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,528.02 : 2,104.02 = 1,195.92 : x
  2. Step 2: Convert to fraction form
    1,528.02/2,104.02 = 1,195.92/x
  3. Step 3: Cross multiply
    1,528.02x = 2,104.02 × 1,195.92
  4. Step 4: Simplify right side
    1,528.02x = 2,516,239.60
  5. Step 5: Solve for x
    x = 2,516,239.60/1,528.02
  6. Step 6: Final answer
    x = 1,646.73

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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.