Home / 3,260.07-4,491.86-2,210.31

Finding the Fourth Proportional to 3,260.07, 4,491.86 and 2,210.31

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Solution

The fourth proportional to 3,260.07, 4,491.86 and 2,210.31 is: 3,045.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,260.07 : 4,491.86 = 2,210.31 : x
  2. Step 2: Convert to fraction form
    3,260.07/4,491.86 = 2,210.31/x
  3. Step 3: Cross multiply
    3,260.07x = 4,491.86 × 2,210.31
  4. Step 4: Simplify right side
    3,260.07x = 9,928,392.03
  5. Step 5: Solve for x
    x = 9,928,392.03/3,260.07
  6. Step 6: Final answer
    x = 3,045.45

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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.