Home / 1,532.02-2,298.65-699.48

Finding the Fourth Proportional to 1,532.02, 2,298.65 and 699.48

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Solution

The fourth proportional to 1,532.02, 2,298.65 and 699.48 is: 1,049.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,532.02 : 2,298.65 = 699.48 : x
  2. Step 2: Convert to fraction form
    1,532.02/2,298.65 = 699.48/x
  3. Step 3: Cross multiply
    1,532.02x = 2,298.65 × 699.48
  4. Step 4: Simplify right side
    1,532.02x = 1,607,856.25
  5. Step 5: Solve for x
    x = 1,607,856.25/1,532.02
  6. Step 6: Final answer
    x = 1,049.50

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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.