Home / 10,303.58-15,456.60-3,281.13

Finding the Fourth Proportional to 10,303.58, 15,456.60 and 3,281.13

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Solution

The fourth proportional to 10,303.58, 15,456.60 and 3,281.13 is: 4,922.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,303.58 : 15,456.60 = 3,281.13 : x
  2. Step 2: Convert to fraction form
    10,303.58/15,456.60 = 3,281.13/x
  3. Step 3: Cross multiply
    10,303.58x = 15,456.60 × 3,281.13
  4. Step 4: Simplify right side
    10,303.58x = 50,715,113.96
  5. Step 5: Solve for x
    x = 50,715,113.96/10,303.58
  6. Step 6: Final answer
    x = 4,922.09

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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.