Home / 9,153.17-13,717.75-5,206.25

Finding the Fourth Proportional to 9,153.17, 13,717.75 and 5,206.25

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Solution

The fourth proportional to 9,153.17, 13,717.75 and 5,206.25 is: 7,802.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,153.17 : 13,717.75 = 5,206.25 : x
  2. Step 2: Convert to fraction form
    9,153.17/13,717.75 = 5,206.25/x
  3. Step 3: Cross multiply
    9,153.17x = 13,717.75 × 5,206.25
  4. Step 4: Simplify right side
    9,153.17x = 71,418,035.94
  5. Step 5: Solve for x
    x = 71,418,035.94/9,153.17
  6. Step 6: Final answer
    x = 7,802.55

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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.