Home / 3,699.16-5,109.04-2,518.18

Finding the Fourth Proportional to 3,699.16, 5,109.04 and 2,518.18

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Solution

The fourth proportional to 3,699.16, 5,109.04 and 2,518.18 is: 3,477.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,699.16 : 5,109.04 = 2,518.18 : x
  2. Step 2: Convert to fraction form
    3,699.16/5,109.04 = 2,518.18/x
  3. Step 3: Cross multiply
    3,699.16x = 5,109.04 × 2,518.18
  4. Step 4: Simplify right side
    3,699.16x = 12,865,482.35
  5. Step 5: Solve for x
    x = 12,865,482.35/3,699.16
  6. Step 6: Final answer
    x = 3,477.95

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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.