Home / 5,984.10-8,249.49-4,210.20

Finding the Fourth Proportional to 5,984.10, 8,249.49 and 4,210.20

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Solution

The fourth proportional to 5,984.10, 8,249.49 and 4,210.20 is: 5,804.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,984.10 : 8,249.49 = 4,210.20 : x
  2. Step 2: Convert to fraction form
    5,984.10/8,249.49 = 4,210.20/x
  3. Step 3: Cross multiply
    5,984.10x = 8,249.49 × 4,210.20
  4. Step 4: Simplify right side
    5,984.10x = 34,732,002.80
  5. Step 5: Solve for x
    x = 34,732,002.80/5,984.10
  6. Step 6: Final answer
    x = 5,804.05

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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.