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Finding the Fourth Proportional to 2,835.84, 3,903.88 and 2,337.69

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Solution

The fourth proportional to 2,835.84, 3,903.88 and 2,337.69 is: 3,218.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,835.84 : 3,903.88 = 2,337.69 : x
  2. Step 2: Convert to fraction form
    2,835.84/3,903.88 = 2,337.69/x
  3. Step 3: Cross multiply
    2,835.84x = 3,903.88 × 2,337.69
  4. Step 4: Simplify right side
    2,835.84x = 9,126,061.24
  5. Step 5: Solve for x
    x = 9,126,061.24/2,835.84
  6. Step 6: Final answer
    x = 3,218.12

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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.