Home / 8,723.50-12,038.52-4,744.66

Finding the Fourth Proportional to 8,723.50, 12,038.52 and 4,744.66

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Solution

The fourth proportional to 8,723.50, 12,038.52 and 4,744.66 is: 6,547.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,723.50 : 12,038.52 = 4,744.66 : x
  2. Step 2: Convert to fraction form
    8,723.50/12,038.52 = 4,744.66/x
  3. Step 3: Cross multiply
    8,723.50x = 12,038.52 × 4,744.66
  4. Step 4: Simplify right side
    8,723.50x = 57,118,684.30
  5. Step 5: Solve for x
    x = 57,118,684.30/8,723.50
  6. Step 6: Final answer
    x = 6,547.68

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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.