Home / 7,321.24-10,108.02-6,533.92

Finding the Fourth Proportional to 7,321.24, 10,108.02 and 6,533.92

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Solution

The fourth proportional to 7,321.24, 10,108.02 and 6,533.92 is: 9,021.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,321.24 : 10,108.02 = 6,533.92 : x
  2. Step 2: Convert to fraction form
    7,321.24/10,108.02 = 6,533.92/x
  3. Step 3: Cross multiply
    7,321.24x = 10,108.02 × 6,533.92
  4. Step 4: Simplify right side
    7,321.24x = 66,044,994.04
  5. Step 5: Solve for x
    x = 66,044,994.04/7,321.24
  6. Step 6: Final answer
    x = 9,021.01

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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.