Home / 8,723.58-12,040.20-4,946.64

Finding the Fourth Proportional to 8,723.58, 12,040.20 and 4,946.64

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Solution

The fourth proportional to 8,723.58, 12,040.20 and 4,946.64 is: 6,827.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,723.58 : 12,040.20 = 4,946.64 : x
  2. Step 2: Convert to fraction form
    8,723.58/12,040.20 = 4,946.64/x
  3. Step 3: Cross multiply
    8,723.58x = 12,040.20 × 4,946.64
  4. Step 4: Simplify right side
    8,723.58x = 59,558,534.93
  5. Step 5: Solve for x
    x = 59,558,534.93/8,723.58
  6. Step 6: Final answer
    x = 6,827.30

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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.