Home / 4,632.74-6,390.52-2,642.95

Finding the Fourth Proportional to 4,632.74, 6,390.52 and 2,642.95

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Solution

The fourth proportional to 4,632.74, 6,390.52 and 2,642.95 is: 3,645.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,632.74 : 6,390.52 = 2,642.95 : x
  2. Step 2: Convert to fraction form
    4,632.74/6,390.52 = 2,642.95/x
  3. Step 3: Cross multiply
    4,632.74x = 6,390.52 × 2,642.95
  4. Step 4: Simplify right side
    4,632.74x = 16,889,824.83
  5. Step 5: Solve for x
    x = 16,889,824.83/4,632.74
  6. Step 6: Final answer
    x = 3,645.75

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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.