Home / 5,901.52-8,143.60-3,478.51

Finding the Fourth Proportional to 5,901.52, 8,143.60 and 3,478.51

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Solution

The fourth proportional to 5,901.52, 8,143.60 and 3,478.51 is: 4,800.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,901.52 : 8,143.60 = 3,478.51 : x
  2. Step 2: Convert to fraction form
    5,901.52/8,143.60 = 3,478.51/x
  3. Step 3: Cross multiply
    5,901.52x = 8,143.60 × 3,478.51
  4. Step 4: Simplify right side
    5,901.52x = 28,327,594.04
  5. Step 5: Solve for x
    x = 28,327,594.04/5,901.52
  6. Step 6: Final answer
    x = 4,800.05

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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.