Home / 3,830.30-5,285.70-2,337.68

Finding the Fourth Proportional to 3,830.30, 5,285.70 and 2,337.68

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Solution

The fourth proportional to 3,830.30, 5,285.70 and 2,337.68 is: 3,225.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,830.30 : 5,285.70 = 2,337.68 : x
  2. Step 2: Convert to fraction form
    3,830.30/5,285.70 = 2,337.68/x
  3. Step 3: Cross multiply
    3,830.30x = 5,285.70 × 2,337.68
  4. Step 4: Simplify right side
    3,830.30x = 12,356,275.18
  5. Step 5: Solve for x
    x = 12,356,275.18/3,830.30
  6. Step 6: Final answer
    x = 3,225.93

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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.