Home / 3,298.19-4,551.21-1,806.08

Finding the Fourth Proportional to 3,298.19, 4,551.21 and 1,806.08

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Solution

The fourth proportional to 3,298.19, 4,551.21 and 1,806.08 is: 2,492.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,298.19 : 4,551.21 = 1,806.08 : x
  2. Step 2: Convert to fraction form
    3,298.19/4,551.21 = 1,806.08/x
  3. Step 3: Cross multiply
    3,298.19x = 4,551.21 × 1,806.08
  4. Step 4: Simplify right side
    3,298.19x = 8,219,826.60
  5. Step 5: Solve for x
    x = 8,219,826.60/3,298.19
  6. Step 6: Final answer
    x = 2,492.23

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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.