Home / 1,845.76-2,547.20-1,099.52

Finding the Fourth Proportional to 1,845.76, 2,547.20 and 1,099.52

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Solution

The fourth proportional to 1,845.76, 2,547.20 and 1,099.52 is: 1,517.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,845.76 : 2,547.20 = 1,099.52 : x
  2. Step 2: Convert to fraction form
    1,845.76/2,547.20 = 1,099.52/x
  3. Step 3: Cross multiply
    1,845.76x = 2,547.20 × 1,099.52
  4. Step 4: Simplify right side
    1,845.76x = 2,800,697.34
  5. Step 5: Solve for x
    x = 2,800,697.34/1,845.76
  6. Step 6: Final answer
    x = 1,517.37

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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.