Home / 9,994.77-14,997.62-5,612.57

Finding the Fourth Proportional to 9,994.77, 14,997.62 and 5,612.57

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Solution

The fourth proportional to 9,994.77, 14,997.62 and 5,612.57 is: 8,421.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,994.77 : 14,997.62 = 5,612.57 : x
  2. Step 2: Convert to fraction form
    9,994.77/14,997.62 = 5,612.57/x
  3. Step 3: Cross multiply
    9,994.77x = 14,997.62 × 5,612.57
  4. Step 4: Simplify right side
    9,994.77x = 84,175,192.08
  5. Step 5: Solve for x
    x = 84,175,192.08/9,994.77
  6. Step 6: Final answer
    x = 8,421.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.