Home / 4,809.69-6,637.47-2,713.81

Finding the Fourth Proportional to 4,809.69, 6,637.47 and 2,713.81

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Solution

The fourth proportional to 4,809.69, 6,637.47 and 2,713.81 is: 3,745.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,809.69 : 6,637.47 = 2,713.81 : x
  2. Step 2: Convert to fraction form
    4,809.69/6,637.47 = 2,713.81/x
  3. Step 3: Cross multiply
    4,809.69x = 6,637.47 × 2,713.81
  4. Step 4: Simplify right side
    4,809.69x = 18,012,832.46
  5. Step 5: Solve for x
    x = 18,012,832.46/4,809.69
  6. Step 6: Final answer
    x = 3,745.11

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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.