Home / 10,306.97-15,461.59-3,285.35

Finding the Fourth Proportional to 10,306.97, 15,461.59 and 3,285.35

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Solution

The fourth proportional to 10,306.97, 15,461.59 and 3,285.35 is: 4,928.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,306.97 : 15,461.59 = 3,285.35 : x
  2. Step 2: Convert to fraction form
    10,306.97/15,461.59 = 3,285.35/x
  3. Step 3: Cross multiply
    10,306.97x = 15,461.59 × 3,285.35
  4. Step 4: Simplify right side
    10,306.97x = 50,796,734.71
  5. Step 5: Solve for x
    x = 50,796,734.71/10,306.97
  6. Step 6: Final answer
    x = 4,928.39

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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.