Home / 9,941.43-13,718.90-5,465.19

Finding the Fourth Proportional to 9,941.43, 13,718.90 and 5,465.19

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Solution

The fourth proportional to 9,941.43, 13,718.90 and 5,465.19 is: 7,541.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,941.43 : 13,718.90 = 5,465.19 : x
  2. Step 2: Convert to fraction form
    9,941.43/13,718.90 = 5,465.19/x
  3. Step 3: Cross multiply
    9,941.43x = 13,718.90 × 5,465.19
  4. Step 4: Simplify right side
    9,941.43x = 74,976,395.09
  5. Step 5: Solve for x
    x = 74,976,395.09/9,941.43
  6. Step 6: Final answer
    x = 7,541.81

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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.