Home / 4,618.21-6,952.28-4,216.45

Finding the Fourth Proportional to 4,618.21, 6,952.28 and 4,216.45

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Solution

The fourth proportional to 4,618.21, 6,952.28 and 4,216.45 is: 6,347.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,618.21 : 6,952.28 = 4,216.45 : x
  2. Step 2: Convert to fraction form
    4,618.21/6,952.28 = 4,216.45/x
  3. Step 3: Cross multiply
    4,618.21x = 6,952.28 × 4,216.45
  4. Step 4: Simplify right side
    4,618.21x = 29,313,941.01
  5. Step 5: Solve for x
    x = 29,313,941.01/4,618.21
  6. Step 6: Final answer
    x = 6,347.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.