Home / 3,223.18-4,832.40-1,030.64

Finding the Fourth Proportional to 3,223.18, 4,832.40 and 1,030.64

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Solution

The fourth proportional to 3,223.18, 4,832.40 and 1,030.64 is: 1,545.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,223.18 : 4,832.40 = 1,030.64 : x
  2. Step 2: Convert to fraction form
    3,223.18/4,832.40 = 1,030.64/x
  3. Step 3: Cross multiply
    3,223.18x = 4,832.40 × 1,030.64
  4. Step 4: Simplify right side
    3,223.18x = 4,980,464.74
  5. Step 5: Solve for x
    x = 4,980,464.74/3,223.18
  6. Step 6: Final answer
    x = 1,545.20

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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.