Home / 5,626.42-7,764.73-3,389.00

Finding the Fourth Proportional to 5,626.42, 7,764.73 and 3,389.00

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Solution

The fourth proportional to 5,626.42, 7,764.73 and 3,389.00 is: 4,676.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,626.42 : 7,764.73 = 3,389.00 : x
  2. Step 2: Convert to fraction form
    5,626.42/7,764.73 = 3,389.00/x
  3. Step 3: Cross multiply
    5,626.42x = 7,764.73 × 3,389.00
  4. Step 4: Simplify right side
    5,626.42x = 26,314,622.67
  5. Step 5: Solve for x
    x = 26,314,622.67/5,626.42
  6. Step 6: Final answer
    x = 4,676.98

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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.