Home / 3,605.18-4,975.02-2,011.77

Finding the Fourth Proportional to 3,605.18, 4,975.02 and 2,011.77

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Solution

The fourth proportional to 3,605.18, 4,975.02 and 2,011.77 is: 2,776.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,605.18 : 4,975.02 = 2,011.77 : x
  2. Step 2: Convert to fraction form
    3,605.18/4,975.02 = 2,011.77/x
  3. Step 3: Cross multiply
    3,605.18x = 4,975.02 × 2,011.77
  4. Step 4: Simplify right side
    3,605.18x = 10,008,595.99
  5. Step 5: Solve for x
    x = 10,008,595.99/3,605.18
  6. Step 6: Final answer
    x = 2,776.17

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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.