Home / 10,338.30-15,511.05-4,496.70

Finding the Fourth Proportional to 10,338.30, 15,511.05 and 4,496.70

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Solution

The fourth proportional to 10,338.30, 15,511.05 and 4,496.70 is: 6,746.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,338.30 : 15,511.05 = 4,496.70 : x
  2. Step 2: Convert to fraction form
    10,338.30/15,511.05 = 4,496.70/x
  3. Step 3: Cross multiply
    10,338.30x = 15,511.05 × 4,496.70
  4. Step 4: Simplify right side
    10,338.30x = 69,748,538.54
  5. Step 5: Solve for x
    x = 69,748,538.54/10,338.30
  6. Step 6: Final answer
    x = 6,746.62

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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.