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Finding the Fourth Proportional to 6,319.96, 8,718.78 and 6,027.16

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Solution

The fourth proportional to 6,319.96, 8,718.78 and 6,027.16 is: 8,314.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,319.96 : 8,718.78 = 6,027.16 : x
  2. Step 2: Convert to fraction form
    6,319.96/8,718.78 = 6,027.16/x
  3. Step 3: Cross multiply
    6,319.96x = 8,718.78 × 6,027.16
  4. Step 4: Simplify right side
    6,319.96x = 52,549,482.06
  5. Step 5: Solve for x
    x = 52,549,482.06/6,319.96
  6. Step 6: Final answer
    x = 8,314.84

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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.