Home / 8,723.84-12,038.99-4,744.95

Finding the Fourth Proportional to 8,723.84, 12,038.99 and 4,744.95

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Solution

The fourth proportional to 8,723.84, 12,038.99 and 4,744.95 is: 6,548.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,723.84 : 12,038.99 = 4,744.95 : x
  2. Step 2: Convert to fraction form
    8,723.84/12,038.99 = 4,744.95/x
  3. Step 3: Cross multiply
    8,723.84x = 12,038.99 × 4,744.95
  4. Step 4: Simplify right side
    8,723.84x = 57,124,405.60
  5. Step 5: Solve for x
    x = 57,124,405.60/8,723.84
  6. Step 6: Final answer
    x = 6,548.08

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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.