Home / 2,330.10-3,478.01-2,184.30

Finding the Fourth Proportional to 2,330.10, 3,478.01 and 2,184.30

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Solution

The fourth proportional to 2,330.10, 3,478.01 and 2,184.30 is: 3,260.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,330.10 : 3,478.01 = 2,184.30 : x
  2. Step 2: Convert to fraction form
    2,330.10/3,478.01 = 2,184.30/x
  3. Step 3: Cross multiply
    2,330.10x = 3,478.01 × 2,184.30
  4. Step 4: Simplify right side
    2,330.10x = 7,597,006.32
  5. Step 5: Solve for x
    x = 7,597,006.32/2,330.10
  6. Step 6: Final answer
    x = 3,260.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.