Home / 6,140.10-9,210.45-3,224.10

Finding the Fourth Proportional to 6,140.10, 9,210.45 and 3,224.10

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Solution

The fourth proportional to 6,140.10, 9,210.45 and 3,224.10 is: 4,836.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,140.10 : 9,210.45 = 3,224.10 : x
  2. Step 2: Convert to fraction form
    6,140.10/9,210.45 = 3,224.10/x
  3. Step 3: Cross multiply
    6,140.10x = 9,210.45 × 3,224.10
  4. Step 4: Simplify right side
    6,140.10x = 29,695,411.85
  5. Step 5: Solve for x
    x = 29,695,411.85/6,140.10
  6. Step 6: Final answer
    x = 4,836.31

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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.