Home / 925.03-1,275.94-551.76

Finding the Fourth Proportional to 925.03, 1,275.94 and 551.76

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Solution

The fourth proportional to 925.03, 1,275.94 and 551.76 is: 761.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    925.03 : 1,275.94 = 551.76 : x
  2. Step 2: Convert to fraction form
    925.03/1,275.94 = 551.76/x
  3. Step 3: Cross multiply
    925.03x = 1,275.94 × 551.76
  4. Step 4: Simplify right side
    925.03x = 704,014.96
  5. Step 5: Solve for x
    x = 704,014.96/925.03
  6. Step 6: Final answer
    x = 761.07

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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.