Home / 7,223.43-10,833.60-4,219.47

Finding the Fourth Proportional to 7,223.43, 10,833.60 and 4,219.47

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Solution

The fourth proportional to 7,223.43, 10,833.60 and 4,219.47 is: 6,328.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,223.43 : 10,833.60 = 4,219.47 : x
  2. Step 2: Convert to fraction form
    7,223.43/10,833.60 = 4,219.47/x
  3. Step 3: Cross multiply
    7,223.43x = 10,833.60 × 4,219.47
  4. Step 4: Simplify right side
    7,223.43x = 45,712,050.19
  5. Step 5: Solve for x
    x = 45,712,050.19/7,223.43
  6. Step 6: Final answer
    x = 6,328.30

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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.