Home / 8,565.50-11,821.65-5,030.66

Finding the Fourth Proportional to 8,565.50, 11,821.65 and 5,030.66

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Solution

The fourth proportional to 8,565.50, 11,821.65 and 5,030.66 is: 6,943.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,565.50 : 11,821.65 = 5,030.66 : x
  2. Step 2: Convert to fraction form
    8,565.50/11,821.65 = 5,030.66/x
  3. Step 3: Cross multiply
    8,565.50x = 11,821.65 × 5,030.66
  4. Step 4: Simplify right side
    8,565.50x = 59,470,701.79
  5. Step 5: Solve for x
    x = 59,470,701.79/8,565.50
  6. Step 6: Final answer
    x = 6,943.05

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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.