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Finding the Fourth Proportional to 6,068.76, 8,374.11 and 3,415.65

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Solution

The fourth proportional to 6,068.76, 8,374.11 and 3,415.65 is: 4,713.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,068.76 : 8,374.11 = 3,415.65 : x
  2. Step 2: Convert to fraction form
    6,068.76/8,374.11 = 3,415.65/x
  3. Step 3: Cross multiply
    6,068.76x = 8,374.11 × 3,415.65
  4. Step 4: Simplify right side
    6,068.76x = 28,603,041.32
  5. Step 5: Solve for x
    x = 28,603,041.32/6,068.76
  6. Step 6: Final answer
    x = 4,713.16

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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.