Home / 2,178.89-3,263.66-2,027.16

Finding the Fourth Proportional to 2,178.89, 3,263.66 and 2,027.16

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Solution

The fourth proportional to 2,178.89, 3,263.66 and 2,027.16 is: 3,036.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,178.89 : 3,263.66 = 2,027.16 : x
  2. Step 2: Convert to fraction form
    2,178.89/3,263.66 = 2,027.16/x
  3. Step 3: Cross multiply
    2,178.89x = 3,263.66 × 2,027.16
  4. Step 4: Simplify right side
    2,178.89x = 6,615,966.07
  5. Step 5: Solve for x
    x = 6,615,966.07/2,178.89
  6. Step 6: Final answer
    x = 3,036.40

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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.