Home / 4,446.20-6,669.30-4,417.40

Finding the Fourth Proportional to 4,446.20, 6,669.30 and 4,417.40

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Solution

The fourth proportional to 4,446.20, 6,669.30 and 4,417.40 is: 6,626.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,446.20 : 6,669.30 = 4,417.40 : x
  2. Step 2: Convert to fraction form
    4,446.20/6,669.30 = 4,417.40/x
  3. Step 3: Cross multiply
    4,446.20x = 6,669.30 × 4,417.40
  4. Step 4: Simplify right side
    4,446.20x = 29,460,965.82
  5. Step 5: Solve for x
    x = 29,460,965.82/4,446.20
  6. Step 6: Final answer
    x = 6,626.10

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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.