Home / 7,576.67-10,455.05-4,219.35

Finding the Fourth Proportional to 7,576.67, 10,455.05 and 4,219.35

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Solution

The fourth proportional to 7,576.67, 10,455.05 and 4,219.35 is: 5,822.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,576.67 : 10,455.05 = 4,219.35 : x
  2. Step 2: Convert to fraction form
    7,576.67/10,455.05 = 4,219.35/x
  3. Step 3: Cross multiply
    7,576.67x = 10,455.05 × 4,219.35
  4. Step 4: Simplify right side
    7,576.67x = 44,113,494.12
  5. Step 5: Solve for x
    x = 44,113,494.12/7,576.67
  6. Step 6: Final answer
    x = 5,822.28

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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.