Home / 4,235.31-5,838.60-2,972.45

Finding the Fourth Proportional to 4,235.31, 5,838.60 and 2,972.45

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Solution

The fourth proportional to 4,235.31, 5,838.60 and 2,972.45 is: 4,097.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,235.31 : 5,838.60 = 2,972.45 : x
  2. Step 2: Convert to fraction form
    4,235.31/5,838.60 = 2,972.45/x
  3. Step 3: Cross multiply
    4,235.31x = 5,838.60 × 2,972.45
  4. Step 4: Simplify right side
    4,235.31x = 17,354,946.57
  5. Step 5: Solve for x
    x = 17,354,946.57/4,235.31
  6. Step 6: Final answer
    x = 4,097.68

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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.