Home / 9,122.29-13,683.47-2,548.46

Finding the Fourth Proportional to 9,122.29, 13,683.47 and 2,548.46

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Solution

The fourth proportional to 9,122.29, 13,683.47 and 2,548.46 is: 3,822.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,122.29 : 13,683.47 = 2,548.46 : x
  2. Step 2: Convert to fraction form
    9,122.29/13,683.47 = 2,548.46/x
  3. Step 3: Cross multiply
    9,122.29x = 13,683.47 × 2,548.46
  4. Step 4: Simplify right side
    9,122.29x = 34,871,797.42
  5. Step 5: Solve for x
    x = 34,871,797.42/9,122.29
  6. Step 6: Final answer
    x = 3,822.70

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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.