Home / 2,210.46-3,050.20-1,313.88

Finding the Fourth Proportional to 2,210.46, 3,050.20 and 1,313.88

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Solution

The fourth proportional to 2,210.46, 3,050.20 and 1,313.88 is: 1,813.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,210.46 : 3,050.20 = 1,313.88 : x
  2. Step 2: Convert to fraction form
    2,210.46/3,050.20 = 1,313.88/x
  3. Step 3: Cross multiply
    2,210.46x = 3,050.20 × 1,313.88
  4. Step 4: Simplify right side
    2,210.46x = 4,007,596.78
  5. Step 5: Solve for x
    x = 4,007,596.78/2,210.46
  6. Step 6: Final answer
    x = 1,813.01

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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.