Home / 6,304.87-8,702.54-4,215.07

Finding the Fourth Proportional to 6,304.87, 8,702.54 and 4,215.07

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Solution

The fourth proportional to 6,304.87, 8,702.54 and 4,215.07 is: 5,818.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,304.87 : 8,702.54 = 4,215.07 : x
  2. Step 2: Convert to fraction form
    6,304.87/8,702.54 = 4,215.07/x
  3. Step 3: Cross multiply
    6,304.87x = 8,702.54 × 4,215.07
  4. Step 4: Simplify right side
    6,304.87x = 36,681,815.28
  5. Step 5: Solve for x
    x = 36,681,815.28/6,304.87
  6. Step 6: Final answer
    x = 5,818.01

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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.