Home / 7,153.88-9,865.90-5,962.82

Finding the Fourth Proportional to 7,153.88, 9,865.90 and 5,962.82

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Solution

The fourth proportional to 7,153.88, 9,865.90 and 5,962.82 is: 8,223.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,153.88 : 9,865.90 = 5,962.82 : x
  2. Step 2: Convert to fraction form
    7,153.88/9,865.90 = 5,962.82/x
  3. Step 3: Cross multiply
    7,153.88x = 9,865.90 × 5,962.82
  4. Step 4: Simplify right side
    7,153.88x = 58,828,585.84
  5. Step 5: Solve for x
    x = 58,828,585.84/7,153.88
  6. Step 6: Final answer
    x = 8,223.31

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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.