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Finding the Fourth Proportional to 6,360.96, 8,776.88 and 3,528.22

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Solution

The fourth proportional to 6,360.96, 8,776.88 and 3,528.22 is: 4,868.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,360.96 : 8,776.88 = 3,528.22 : x
  2. Step 2: Convert to fraction form
    6,360.96/8,776.88 = 3,528.22/x
  3. Step 3: Cross multiply
    6,360.96x = 8,776.88 × 3,528.22
  4. Step 4: Simplify right side
    6,360.96x = 30,966,763.55
  5. Step 5: Solve for x
    x = 30,966,763.55/6,360.96
  6. Step 6: Final answer
    x = 4,868.25

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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.