Home / 3,152.52-4,730.58-3,145.14

Finding the Fourth Proportional to 3,152.52, 4,730.58 and 3,145.14

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Solution

The fourth proportional to 3,152.52, 4,730.58 and 3,145.14 is: 4,719.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,152.52 : 4,730.58 = 3,145.14 : x
  2. Step 2: Convert to fraction form
    3,152.52/4,730.58 = 3,145.14/x
  3. Step 3: Cross multiply
    3,152.52x = 4,730.58 × 3,145.14
  4. Step 4: Simplify right side
    3,152.52x = 14,878,336.38
  5. Step 5: Solve for x
    x = 14,878,336.38/3,152.52
  6. Step 6: Final answer
    x = 4,719.51

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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.