Home / 3,355.84-5,030.30-2,429.10

Finding the Fourth Proportional to 3,355.84, 5,030.30 and 2,429.10

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Solution

The fourth proportional to 3,355.84, 5,030.30 and 2,429.10 is: 3,641.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,355.84 : 5,030.30 = 2,429.10 : x
  2. Step 2: Convert to fraction form
    3,355.84/5,030.30 = 2,429.10/x
  3. Step 3: Cross multiply
    3,355.84x = 5,030.30 × 2,429.10
  4. Step 4: Simplify right side
    3,355.84x = 12,219,107.80
  5. Step 5: Solve for x
    x = 12,219,107.80/3,355.84
  6. Step 6: Final answer
    x = 3,641.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.