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Finding the Fourth Proportional to 6,368.02, 8,787.97 and 3,573.46

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Solution

The fourth proportional to 6,368.02, 8,787.97 and 3,573.46 is: 4,931.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,368.02 : 8,787.97 = 3,573.46 : x
  2. Step 2: Convert to fraction form
    6,368.02/8,787.97 = 3,573.46/x
  3. Step 3: Cross multiply
    6,368.02x = 8,787.97 × 3,573.46
  4. Step 4: Simplify right side
    6,368.02x = 31,403,459.28
  5. Step 5: Solve for x
    x = 31,403,459.28/6,368.02
  6. Step 6: Final answer
    x = 4,931.43

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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.