Home / 4,243.95-6,364.71-1,646.28

Finding the Fourth Proportional to 4,243.95, 6,364.71 and 1,646.28

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Solution

The fourth proportional to 4,243.95, 6,364.71 and 1,646.28 is: 2,468.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,243.95 : 6,364.71 = 1,646.28 : x
  2. Step 2: Convert to fraction form
    4,243.95/6,364.71 = 1,646.28/x
  3. Step 3: Cross multiply
    4,243.95x = 6,364.71 × 1,646.28
  4. Step 4: Simplify right side
    4,243.95x = 10,478,094.78
  5. Step 5: Solve for x
    x = 10,478,094.78/4,243.95
  6. Step 6: Final answer
    x = 2,468.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.