Home / 6,364.19-8,782.43-3,531.50

Finding the Fourth Proportional to 6,364.19, 8,782.43 and 3,531.50

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Solution

The fourth proportional to 6,364.19, 8,782.43 and 3,531.50 is: 4,873.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,364.19 : 8,782.43 = 3,531.50 : x
  2. Step 2: Convert to fraction form
    6,364.19/8,782.43 = 3,531.50/x
  3. Step 3: Cross multiply
    6,364.19x = 8,782.43 × 3,531.50
  4. Step 4: Simplify right side
    6,364.19x = 31,015,116.46
  5. Step 5: Solve for x
    x = 31,015,116.46/6,364.19
  6. Step 6: Final answer
    x = 4,873.38

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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.