Home / 8,563.66-11,818.30-5,205.93

Finding the Fourth Proportional to 8,563.66, 11,818.30 and 5,205.93

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Solution

The fourth proportional to 8,563.66, 11,818.30 and 5,205.93 is: 7,184.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,563.66 : 11,818.30 = 5,205.93 : x
  2. Step 2: Convert to fraction form
    8,563.66/11,818.30 = 5,205.93/x
  3. Step 3: Cross multiply
    8,563.66x = 11,818.30 × 5,205.93
  4. Step 4: Simplify right side
    8,563.66x = 61,525,242.52
  5. Step 5: Solve for x
    x = 61,525,242.52/8,563.66
  6. Step 6: Final answer
    x = 7,184.46

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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.