Home / 3,322.81-4,585.38-1,810.41

Finding the Fourth Proportional to 3,322.81, 4,585.38 and 1,810.41

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Solution

The fourth proportional to 3,322.81, 4,585.38 and 1,810.41 is: 2,498.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,322.81 : 4,585.38 = 1,810.41 : x
  2. Step 2: Convert to fraction form
    3,322.81/4,585.38 = 1,810.41/x
  3. Step 3: Cross multiply
    3,322.81x = 4,585.38 × 1,810.41
  4. Step 4: Simplify right side
    3,322.81x = 8,301,417.81
  5. Step 5: Solve for x
    x = 8,301,417.81/3,322.81
  6. Step 6: Final answer
    x = 2,498.31

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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.