Home / 2,118.16-2,897.13-2,084.14

Finding the Fourth Proportional to 2,118.16, 2,897.13 and 2,084.14

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Solution

The fourth proportional to 2,118.16, 2,897.13 and 2,084.14 is: 2,850.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,118.16 : 2,897.13 = 2,084.14 : x
  2. Step 2: Convert to fraction form
    2,118.16/2,897.13 = 2,084.14/x
  3. Step 3: Cross multiply
    2,118.16x = 2,897.13 × 2,084.14
  4. Step 4: Simplify right side
    2,118.16x = 6,038,024.52
  5. Step 5: Solve for x
    x = 6,038,024.52/2,118.16
  6. Step 6: Final answer
    x = 2,850.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.