Home / 8,553.12-11,802.47-4,775.98

Finding the Fourth Proportional to 8,553.12, 11,802.47 and 4,775.98

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Solution

The fourth proportional to 8,553.12, 11,802.47 and 4,775.98 is: 6,590.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,553.12 : 11,802.47 = 4,775.98 : x
  2. Step 2: Convert to fraction form
    8,553.12/11,802.47 = 4,775.98/x
  3. Step 3: Cross multiply
    8,553.12x = 11,802.47 × 4,775.98
  4. Step 4: Simplify right side
    8,553.12x = 56,368,360.67
  5. Step 5: Solve for x
    x = 56,368,360.67/8,553.12
  6. Step 6: Final answer
    x = 6,590.39

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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.