Home / 4,306.78-6,460.89-1,535.05

Finding the Fourth Proportional to 4,306.78, 6,460.89 and 1,535.05

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Solution

The fourth proportional to 4,306.78, 6,460.89 and 1,535.05 is: 2,302.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,306.78 : 6,460.89 = 1,535.05 : x
  2. Step 2: Convert to fraction form
    4,306.78/6,460.89 = 1,535.05/x
  3. Step 3: Cross multiply
    4,306.78x = 6,460.89 × 1,535.05
  4. Step 4: Simplify right side
    4,306.78x = 9,917,789.19
  5. Step 5: Solve for x
    x = 9,917,789.19/4,306.78
  6. Step 6: Final answer
    x = 2,302.83

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1.5x scale

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.