Home / 1,893.03-2,612.45-1,146.56

Finding the Fourth Proportional to 1,893.03, 2,612.45 and 1,146.56

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Solution

The fourth proportional to 1,893.03, 2,612.45 and 1,146.56 is: 1,582.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,893.03 : 2,612.45 = 1,146.56 : x
  2. Step 2: Convert to fraction form
    1,893.03/2,612.45 = 1,146.56/x
  3. Step 3: Cross multiply
    1,893.03x = 2,612.45 × 1,146.56
  4. Step 4: Simplify right side
    1,893.03x = 2,995,337.20
  5. Step 5: Solve for x
    x = 2,995,337.20/1,893.03
  6. Step 6: Final answer
    x = 1,582.30

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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.