Home / 8,775.17-12,110.52-4,997.51

Finding the Fourth Proportional to 8,775.17, 12,110.52 and 4,997.51

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Solution

The fourth proportional to 8,775.17, 12,110.52 and 4,997.51 is: 6,897.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,775.17 : 12,110.52 = 4,997.51 : x
  2. Step 2: Convert to fraction form
    8,775.17/12,110.52 = 4,997.51/x
  3. Step 3: Cross multiply
    8,775.17x = 12,110.52 × 4,997.51
  4. Step 4: Simplify right side
    8,775.17x = 60,522,444.81
  5. Step 5: Solve for x
    x = 60,522,444.81/8,775.17
  6. Step 6: Final answer
    x = 6,897.01

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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.