Home / 3,160.72-4,362.06-2,373.40

Finding the Fourth Proportional to 3,160.72, 4,362.06 and 2,373.40

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Solution

The fourth proportional to 3,160.72, 4,362.06 and 2,373.40 is: 3,275.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,160.72 : 4,362.06 = 2,373.40 : x
  2. Step 2: Convert to fraction form
    3,160.72/4,362.06 = 2,373.40/x
  3. Step 3: Cross multiply
    3,160.72x = 4,362.06 × 2,373.40
  4. Step 4: Simplify right side
    3,160.72x = 10,352,913.20
  5. Step 5: Solve for x
    x = 10,352,913.20/3,160.72
  6. Step 6: Final answer
    x = 3,275.49

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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.