Home / 9,228.84-13,845.45-2,988.85

Finding the Fourth Proportional to 9,228.84, 13,845.45 and 2,988.85

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Solution

The fourth proportional to 9,228.84, 13,845.45 and 2,988.85 is: 4,483.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,228.84 : 13,845.45 = 2,988.85 : x
  2. Step 2: Convert to fraction form
    9,228.84/13,845.45 = 2,988.85/x
  3. Step 3: Cross multiply
    9,228.84x = 13,845.45 × 2,988.85
  4. Step 4: Simplify right side
    9,228.84x = 41,381,973.23
  5. Step 5: Solve for x
    x = 41,381,973.23/9,228.84
  6. Step 6: Final answer
    x = 4,483.98

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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.