Home / 2,303.16-3,471.75-2,169.40

Finding the Fourth Proportional to 2,303.16, 3,471.75 and 2,169.40

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Solution

The fourth proportional to 2,303.16, 3,471.75 and 2,169.40 is: 3,270.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,303.16 : 3,471.75 = 2,169.40 : x
  2. Step 2: Convert to fraction form
    2,303.16/3,471.75 = 2,169.40/x
  3. Step 3: Cross multiply
    2,303.16x = 3,471.75 × 2,169.40
  4. Step 4: Simplify right side
    2,303.16x = 7,531,614.45
  5. Step 5: Solve for x
    x = 7,531,614.45/2,303.16
  6. Step 6: Final answer
    x = 3,270.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.