Home / 9,834.31-13,571.51-5,358.25

Finding the Fourth Proportional to 9,834.31, 13,571.51 and 5,358.25

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Solution

The fourth proportional to 9,834.31, 13,571.51 and 5,358.25 is: 7,394.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,834.31 : 13,571.51 = 5,358.25 : x
  2. Step 2: Convert to fraction form
    9,834.31/13,571.51 = 5,358.25/x
  3. Step 3: Cross multiply
    9,834.31x = 13,571.51 × 5,358.25
  4. Step 4: Simplify right side
    9,834.31x = 72,719,482.74
  5. Step 5: Solve for x
    x = 72,719,482.74/9,834.31
  6. Step 6: Final answer
    x = 7,394.47

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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.