Home / 10,316.87-15,475.15-2,525.68

Finding the Fourth Proportional to 10,316.87, 15,475.15 and 2,525.68

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Solution

The fourth proportional to 10,316.87, 15,475.15 and 2,525.68 is: 3,788.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,316.87 : 15,475.15 = 2,525.68 : x
  2. Step 2: Convert to fraction form
    10,316.87/15,475.15 = 2,525.68/x
  3. Step 3: Cross multiply
    10,316.87x = 15,475.15 × 2,525.68
  4. Step 4: Simplify right side
    10,316.87x = 39,085,299.35
  5. Step 5: Solve for x
    x = 39,085,299.35/10,316.87
  6. Step 6: Final answer
    x = 3,788.48

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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.