Home / 6,231.10-9,347.55-2,070.40

Finding the Fourth Proportional to 6,231.10, 9,347.55 and 2,070.40

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Solution

The fourth proportional to 6,231.10, 9,347.55 and 2,070.40 is: 3,105.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,231.10 : 9,347.55 = 2,070.40 : x
  2. Step 2: Convert to fraction form
    6,231.10/9,347.55 = 2,070.40/x
  3. Step 3: Cross multiply
    6,231.10x = 9,347.55 × 2,070.40
  4. Step 4: Simplify right side
    6,231.10x = 19,353,167.52
  5. Step 5: Solve for x
    x = 19,353,167.52/6,231.10
  6. Step 6: Final answer
    x = 3,105.90

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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.