Home / 2,576.45-3,864.66-1,037.45

Finding the Fourth Proportional to 2,576.45, 3,864.66 and 1,037.45

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Solution

The fourth proportional to 2,576.45, 3,864.66 and 1,037.45 is: 1,556.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,576.45 : 3,864.66 = 1,037.45 : x
  2. Step 2: Convert to fraction form
    2,576.45/3,864.66 = 1,037.45/x
  3. Step 3: Cross multiply
    2,576.45x = 3,864.66 × 1,037.45
  4. Step 4: Simplify right side
    2,576.45x = 4,009,372.19
  5. Step 5: Solve for x
    x = 4,009,372.19/2,576.45
  6. Step 6: Final answer
    x = 1,556.16

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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.