Home / 2,319.39-3,206.93-2,027.79

Finding the Fourth Proportional to 2,319.39, 3,206.93 and 2,027.79

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Solution

The fourth proportional to 2,319.39, 3,206.93 and 2,027.79 is: 2,803.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,319.39 : 3,206.93 = 2,027.79 : x
  2. Step 2: Convert to fraction form
    2,319.39/3,206.93 = 2,027.79/x
  3. Step 3: Cross multiply
    2,319.39x = 3,206.93 × 2,027.79
  4. Step 4: Simplify right side
    2,319.39x = 6,502,970.45
  5. Step 5: Solve for x
    x = 6,502,970.45/2,319.39
  6. Step 6: Final answer
    x = 2,803.74

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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.