Home / 9,348.16-14,019.80-2,772.58

Finding the Fourth Proportional to 9,348.16, 14,019.80 and 2,772.58

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Solution

The fourth proportional to 9,348.16, 14,019.80 and 2,772.58 is: 4,158.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,348.16 : 14,019.80 = 2,772.58 : x
  2. Step 2: Convert to fraction form
    9,348.16/14,019.80 = 2,772.58/x
  3. Step 3: Cross multiply
    9,348.16x = 14,019.80 × 2,772.58
  4. Step 4: Simplify right side
    9,348.16x = 38,871,017.08
  5. Step 5: Solve for x
    x = 38,871,017.08/9,348.16
  6. Step 6: Final answer
    x = 4,158.15

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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.