Home / 6,140.94-9,210.51-3,020.10

Finding the Fourth Proportional to 6,140.94, 9,210.51 and 3,020.10

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Solution

The fourth proportional to 6,140.94, 9,210.51 and 3,020.10 is: 4,529.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,140.94 : 9,210.51 = 3,020.10 : x
  2. Step 2: Convert to fraction form
    6,140.94/9,210.51 = 3,020.10/x
  3. Step 3: Cross multiply
    6,140.94x = 9,210.51 × 3,020.10
  4. Step 4: Simplify right side
    6,140.94x = 27,816,695.93
  5. Step 5: Solve for x
    x = 27,816,695.93/6,140.94
  6. Step 6: Final answer
    x = 4,529.72

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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.