Home / 3,088.08-4,611.72-2,919.60

Finding the Fourth Proportional to 3,088.08, 4,611.72 and 2,919.60

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Solution

The fourth proportional to 3,088.08, 4,611.72 and 2,919.60 is: 4,360.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,088.08 : 4,611.72 = 2,919.60 : x
  2. Step 2: Convert to fraction form
    3,088.08/4,611.72 = 2,919.60/x
  3. Step 3: Cross multiply
    3,088.08x = 4,611.72 × 2,919.60
  4. Step 4: Simplify right side
    3,088.08x = 13,464,377.71
  5. Step 5: Solve for x
    x = 13,464,377.71/3,088.08
  6. Step 6: Final answer
    x = 4,360.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.