Home / 8,710.23-12,022.02-5,355.92

Finding the Fourth Proportional to 8,710.23, 12,022.02 and 5,355.92

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Solution

The fourth proportional to 8,710.23, 12,022.02 and 5,355.92 is: 7,392.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,710.23 : 12,022.02 = 5,355.92 : x
  2. Step 2: Convert to fraction form
    8,710.23/12,022.02 = 5,355.92/x
  3. Step 3: Cross multiply
    8,710.23x = 12,022.02 × 5,355.92
  4. Step 4: Simplify right side
    8,710.23x = 64,388,977.36
  5. Step 5: Solve for x
    x = 64,388,977.36/8,710.23
  6. Step 6: Final answer
    x = 7,392.34

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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.