Home / 4,812.83-6,641.87-2,659.40

Finding the Fourth Proportional to 4,812.83, 6,641.87 and 2,659.40

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Solution

The fourth proportional to 4,812.83, 6,641.87 and 2,659.40 is: 3,670.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,812.83 : 6,641.87 = 2,659.40 : x
  2. Step 2: Convert to fraction form
    4,812.83/6,641.87 = 2,659.40/x
  3. Step 3: Cross multiply
    4,812.83x = 6,641.87 × 2,659.40
  4. Step 4: Simplify right side
    4,812.83x = 17,663,389.08
  5. Step 5: Solve for x
    x = 17,663,389.08/4,812.83
  6. Step 6: Final answer
    x = 3,670.06

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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.