Home / 8,724.74-12,040.26-4,746.02

Finding the Fourth Proportional to 8,724.74, 12,040.26 and 4,746.02

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Solution

The fourth proportional to 8,724.74, 12,040.26 and 4,746.02 is: 6,549.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,724.74 : 12,040.26 = 4,746.02 : x
  2. Step 2: Convert to fraction form
    8,724.74/12,040.26 = 4,746.02/x
  3. Step 3: Cross multiply
    8,724.74x = 12,040.26 × 4,746.02
  4. Step 4: Simplify right side
    8,724.74x = 57,143,314.77
  5. Step 5: Solve for x
    x = 57,143,314.77/8,724.74
  6. Step 6: Final answer
    x = 6,549.57

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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.