Home / 8,743.06-12,065.64-4,764.40

Finding the Fourth Proportional to 8,743.06, 12,065.64 and 4,764.40

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Solution

The fourth proportional to 8,743.06, 12,065.64 and 4,764.40 is: 6,574.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,743.06 : 12,065.64 = 4,764.40 : x
  2. Step 2: Convert to fraction form
    8,743.06/12,065.64 = 4,764.40/x
  3. Step 3: Cross multiply
    8,743.06x = 12,065.64 × 4,764.40
  4. Step 4: Simplify right side
    8,743.06x = 57,485,535.22
  5. Step 5: Solve for x
    x = 57,485,535.22/8,743.06
  6. Step 6: Final answer
    x = 6,574.99

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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.