Home / 9,583.40-13,225.07-5,391.65

Finding the Fourth Proportional to 9,583.40, 13,225.07 and 5,391.65

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Solution

The fourth proportional to 9,583.40, 13,225.07 and 5,391.65 is: 7,440.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,583.40 : 13,225.07 = 5,391.65 : x
  2. Step 2: Convert to fraction form
    9,583.40/13,225.07 = 5,391.65/x
  3. Step 3: Cross multiply
    9,583.40x = 13,225.07 × 5,391.65
  4. Step 4: Simplify right side
    9,583.40x = 71,304,948.67
  5. Step 5: Solve for x
    x = 71,304,948.67/9,583.40
  6. Step 6: Final answer
    x = 7,440.46

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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.