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Finding the Fourth Proportional to 3,339.62, 5,004.64 and 1,875.69

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Solution

The fourth proportional to 3,339.62, 5,004.64 and 1,875.69 is: 2,810.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,339.62 : 5,004.64 = 1,875.69 : x
  2. Step 2: Convert to fraction form
    3,339.62/5,004.64 = 1,875.69/x
  3. Step 3: Cross multiply
    3,339.62x = 5,004.64 × 1,875.69
  4. Step 4: Simplify right side
    3,339.62x = 9,387,153.20
  5. Step 5: Solve for x
    x = 9,387,153.20/3,339.62
  6. Step 6: Final answer
    x = 2,810.84

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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.