Home / 7,037.96-10,555.40-2,876.88

Finding the Fourth Proportional to 7,037.96, 10,555.40 and 2,876.88

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Solution

The fourth proportional to 7,037.96, 10,555.40 and 2,876.88 is: 4,314.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,037.96 : 10,555.40 = 2,876.88 : x
  2. Step 2: Convert to fraction form
    7,037.96/10,555.40 = 2,876.88/x
  3. Step 3: Cross multiply
    7,037.96x = 10,555.40 × 2,876.88
  4. Step 4: Simplify right side
    7,037.96x = 30,366,619.15
  5. Step 5: Solve for x
    x = 30,366,619.15/7,037.96
  6. Step 6: Final answer
    x = 4,314.69

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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.