Home / 3,624.77-5,461.86-2,981.07

Finding the Fourth Proportional to 3,624.77, 5,461.86 and 2,981.07

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Solution

The fourth proportional to 3,624.77, 5,461.86 and 2,981.07 is: 4,491.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,624.77 : 5,461.86 = 2,981.07 : x
  2. Step 2: Convert to fraction form
    3,624.77/5,461.86 = 2,981.07/x
  3. Step 3: Cross multiply
    3,624.77x = 5,461.86 × 2,981.07
  4. Step 4: Simplify right side
    3,624.77x = 16,282,186.99
  5. Step 5: Solve for x
    x = 16,282,186.99/3,624.77
  6. Step 6: Final answer
    x = 4,491.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.