Home / 2,035.76-2,808.54-1,248.44

Finding the Fourth Proportional to 2,035.76, 2,808.54 and 1,248.44

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Solution

The fourth proportional to 2,035.76, 2,808.54 and 1,248.44 is: 1,722.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,035.76 : 2,808.54 = 1,248.44 : x
  2. Step 2: Convert to fraction form
    2,035.76/2,808.54 = 1,248.44/x
  3. Step 3: Cross multiply
    2,035.76x = 2,808.54 × 1,248.44
  4. Step 4: Simplify right side
    2,035.76x = 3,506,279.63
  5. Step 5: Solve for x
    x = 3,506,279.63/2,035.76
  6. Step 6: Final answer
    x = 1,722.35

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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.