Home / 3,220.58-4,444.44-1,823.30

Finding the Fourth Proportional to 3,220.58, 4,444.44 and 1,823.30

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Solution

The fourth proportional to 3,220.58, 4,444.44 and 1,823.30 is: 2,516.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,220.58 : 4,444.44 = 1,823.30 : x
  2. Step 2: Convert to fraction form
    3,220.58/4,444.44 = 1,823.30/x
  3. Step 3: Cross multiply
    3,220.58x = 4,444.44 × 1,823.30
  4. Step 4: Simplify right side
    3,220.58x = 8,103,547.45
  5. Step 5: Solve for x
    x = 8,103,547.45/3,220.58
  6. Step 6: Final answer
    x = 2,516.18

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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.