Home / 4,140.13-6,210.14-1,674.90

Finding the Fourth Proportional to 4,140.13, 6,210.14 and 1,674.90

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Solution

The fourth proportional to 4,140.13, 6,210.14 and 1,674.90 is: 2,512.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,140.13 : 6,210.14 = 1,674.90 : x
  2. Step 2: Convert to fraction form
    4,140.13/6,210.14 = 1,674.90/x
  3. Step 3: Cross multiply
    4,140.13x = 6,210.14 × 1,674.90
  4. Step 4: Simplify right side
    4,140.13x = 10,401,363.49
  5. Step 5: Solve for x
    x = 10,401,363.49/4,140.13
  6. Step 6: Final answer
    x = 2,512.33

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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.