Home / 4,643.46-6,408.54-2,875.62

Finding the Fourth Proportional to 4,643.46, 6,408.54 and 2,875.62

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Solution

The fourth proportional to 4,643.46, 6,408.54 and 2,875.62 is: 3,968.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,643.46 : 6,408.54 = 2,875.62 : x
  2. Step 2: Convert to fraction form
    4,643.46/6,408.54 = 2,875.62/x
  3. Step 3: Cross multiply
    4,643.46x = 6,408.54 × 2,875.62
  4. Step 4: Simplify right side
    4,643.46x = 18,428,525.79
  5. Step 5: Solve for x
    x = 18,428,525.79/4,643.46
  6. Step 6: Final answer
    x = 3,968.71

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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.