Home / 4,309.26-5,947.08-2,421

Finding the Fourth Proportional to 4,309.26, 5,947.08 and 2,421

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Solution

The fourth proportional to 4,309.26, 5,947.08 and 2,421 is: 3,341.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,309.26 : 5,947.08 = 2,421 : x
  2. Step 2: Convert to fraction form
    4,309.26/5,947.08 = 2,421/x
  3. Step 3: Cross multiply
    4,309.26x = 5,947.08 × 2,421
  4. Step 4: Simplify right side
    4,309.26x = 14,397,880.68
  5. Step 5: Solve for x
    x = 14,397,880.68/4,309.26
  6. Step 6: Final answer
    x = 3,341.15

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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.