Home / 8,553.47-11,802.35-4,776.50

Finding the Fourth Proportional to 8,553.47, 11,802.35 and 4,776.50

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Solution

The fourth proportional to 8,553.47, 11,802.35 and 4,776.50 is: 6,590.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,553.47 : 11,802.35 = 4,776.50 : x
  2. Step 2: Convert to fraction form
    8,553.47/11,802.35 = 4,776.50/x
  3. Step 3: Cross multiply
    8,553.47x = 11,802.35 × 4,776.50
  4. Step 4: Simplify right side
    8,553.47x = 56,373,966.22
  5. Step 5: Solve for x
    x = 56,373,966.22/8,553.47
  6. Step 6: Final answer
    x = 6,590.78

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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.