Home / 8,377.06-11,559.52-4,840.20

Finding the Fourth Proportional to 8,377.06, 11,559.52 and 4,840.20

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Solution

The fourth proportional to 8,377.06, 11,559.52 and 4,840.20 is: 6,679.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,377.06 : 11,559.52 = 4,840.20 : x
  2. Step 2: Convert to fraction form
    8,377.06/11,559.52 = 4,840.20/x
  3. Step 3: Cross multiply
    8,377.06x = 11,559.52 × 4,840.20
  4. Step 4: Simplify right side
    8,377.06x = 55,950,388.70
  5. Step 5: Solve for x
    x = 55,950,388.70/8,377.06
  6. Step 6: Final answer
    x = 6,679.00

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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.