Home / 4,220-5,823.60-2,357

Finding the Fourth Proportional to 4,220, 5,823.60 and 2,357

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Solution

The fourth proportional to 4,220, 5,823.60 and 2,357 is: 3,252.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,220 : 5,823.60 = 2,357 : x
  2. Step 2: Convert to fraction form
    4,220/5,823.60 = 2,357/x
  3. Step 3: Cross multiply
    4,220x = 5,823.60 × 2,357
  4. Step 4: Simplify right side
    4,220x = 13,726,225.20
  5. Step 5: Solve for x
    x = 13,726,225.20/4,220
  6. Step 6: Final answer
    x = 3,252.66

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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.