Home / 4,665.30-6,436.35-2,776.95

Finding the Fourth Proportional to 4,665.30, 6,436.35 and 2,776.95

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Solution

The fourth proportional to 4,665.30, 6,436.35 and 2,776.95 is: 3,831.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,665.30 : 6,436.35 = 2,776.95 : x
  2. Step 2: Convert to fraction form
    4,665.30/6,436.35 = 2,776.95/x
  3. Step 3: Cross multiply
    4,665.30x = 6,436.35 × 2,776.95
  4. Step 4: Simplify right side
    4,665.30x = 17,873,422.13
  5. Step 5: Solve for x
    x = 17,873,422.13/4,665.30
  6. Step 6: Final answer
    x = 3,831.14

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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.