Home / 7,576.59-10,455.46-4,219.33

Finding the Fourth Proportional to 7,576.59, 10,455.46 and 4,219.33

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Solution

The fourth proportional to 7,576.59, 10,455.46 and 4,219.33 is: 5,822.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,576.59 : 10,455.46 = 4,219.33 : x
  2. Step 2: Convert to fraction form
    7,576.59/10,455.46 = 4,219.33/x
  3. Step 3: Cross multiply
    7,576.59x = 10,455.46 × 4,219.33
  4. Step 4: Simplify right side
    7,576.59x = 44,115,038.56
  5. Step 5: Solve for x
    x = 44,115,038.56/7,576.59
  6. Step 6: Final answer
    x = 5,822.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.