Home / 4,659.08-6,990.87-2,319.32

Finding the Fourth Proportional to 4,659.08, 6,990.87 and 2,319.32

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Solution

The fourth proportional to 4,659.08, 6,990.87 and 2,319.32 is: 3,480.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,659.08 : 6,990.87 = 2,319.32 : x
  2. Step 2: Convert to fraction form
    4,659.08/6,990.87 = 2,319.32/x
  3. Step 3: Cross multiply
    4,659.08x = 6,990.87 × 2,319.32
  4. Step 4: Simplify right side
    4,659.08x = 16,214,064.61
  5. Step 5: Solve for x
    x = 16,214,064.61/4,659.08
  6. Step 6: Final answer
    x = 3,480.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.