Home / 3,160.52-4,360.69-1,901.16

Finding the Fourth Proportional to 3,160.52, 4,360.69 and 1,901.16

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Solution

The fourth proportional to 3,160.52, 4,360.69 and 1,901.16 is: 2,623.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,160.52 : 4,360.69 = 1,901.16 : x
  2. Step 2: Convert to fraction form
    3,160.52/4,360.69 = 1,901.16/x
  3. Step 3: Cross multiply
    3,160.52x = 4,360.69 × 1,901.16
  4. Step 4: Simplify right side
    3,160.52x = 8,290,369.40
  5. Step 5: Solve for x
    x = 8,290,369.40/3,160.52
  6. Step 6: Final answer
    x = 2,623.10

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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.