Home / 4,122.47-5,688.89-2,353.73

Finding the Fourth Proportional to 4,122.47, 5,688.89 and 2,353.73

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Solution

The fourth proportional to 4,122.47, 5,688.89 and 2,353.73 is: 3,248.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,122.47 : 5,688.89 = 2,353.73 : x
  2. Step 2: Convert to fraction form
    4,122.47/5,688.89 = 2,353.73/x
  3. Step 3: Cross multiply
    4,122.47x = 5,688.89 × 2,353.73
  4. Step 4: Simplify right side
    4,122.47x = 13,390,099.29
  5. Step 5: Solve for x
    x = 13,390,099.29/4,122.47
  6. Step 6: Final answer
    x = 3,248.08

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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.