Home / 8,566.48-11,821.30-4,788.91

Finding the Fourth Proportional to 8,566.48, 11,821.30 and 4,788.91

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Solution

The fourth proportional to 8,566.48, 11,821.30 and 4,788.91 is: 6,608.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,566.48 : 11,821.30 = 4,788.91 : x
  2. Step 2: Convert to fraction form
    8,566.48/11,821.30 = 4,788.91/x
  3. Step 3: Cross multiply
    8,566.48x = 11,821.30 × 4,788.91
  4. Step 4: Simplify right side
    8,566.48x = 56,611,141.78
  5. Step 5: Solve for x
    x = 56,611,141.78/8,566.48
  6. Step 6: Final answer
    x = 6,608.45

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1.5x scale

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.