Home / 4,612.06-6,916.20-2,979.10

Finding the Fourth Proportional to 4,612.06, 6,916.20 and 2,979.10

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Solution

The fourth proportional to 4,612.06, 6,916.20 and 2,979.10 is: 4,467.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,612.06 : 6,916.20 = 2,979.10 : x
  2. Step 2: Convert to fraction form
    4,612.06/6,916.20 = 2,979.10/x
  3. Step 3: Cross multiply
    4,612.06x = 6,916.20 × 2,979.10
  4. Step 4: Simplify right side
    4,612.06x = 20,604,051.42
  5. Step 5: Solve for x
    x = 20,604,051.42/4,612.06
  6. Step 6: Final answer
    x = 4,467.43

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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.