Home / 4,621.10-6,377.09-2,631.26

Finding the Fourth Proportional to 4,621.10, 6,377.09 and 2,631.26

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Solution

The fourth proportional to 4,621.10, 6,377.09 and 2,631.26 is: 3,631.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,621.10 : 6,377.09 = 2,631.26 : x
  2. Step 2: Convert to fraction form
    4,621.10/6,377.09 = 2,631.26/x
  3. Step 3: Cross multiply
    4,621.10x = 6,377.09 × 2,631.26
  4. Step 4: Simplify right side
    4,621.10x = 16,779,784.62
  5. Step 5: Solve for x
    x = 16,779,784.62/4,621.10
  6. Step 6: Final answer
    x = 3,631.13

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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.