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Finding the Fourth Proportional to 5,661.77, 8,444.59 and 5,563.35

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Solution

The fourth proportional to 5,661.77, 8,444.59 and 5,563.35 is: 8,297.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,661.77 : 8,444.59 = 5,563.35 : x
  2. Step 2: Convert to fraction form
    5,661.77/8,444.59 = 5,563.35/x
  3. Step 3: Cross multiply
    5,661.77x = 8,444.59 × 5,563.35
  4. Step 4: Simplify right side
    5,661.77x = 46,980,195.87
  5. Step 5: Solve for x
    x = 46,980,195.87/5,661.77
  6. Step 6: Final answer
    x = 8,297.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.