Home / 4,989.83-7,484.81-2,392.16

Finding the Fourth Proportional to 4,989.83, 7,484.81 and 2,392.16

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Solution

The fourth proportional to 4,989.83, 7,484.81 and 2,392.16 is: 3,588.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,989.83 : 7,484.81 = 2,392.16 : x
  2. Step 2: Convert to fraction form
    4,989.83/7,484.81 = 2,392.16/x
  3. Step 3: Cross multiply
    4,989.83x = 7,484.81 × 2,392.16
  4. Step 4: Simplify right side
    4,989.83x = 17,904,813.70
  5. Step 5: Solve for x
    x = 17,904,813.70/4,989.83
  6. Step 6: Final answer
    x = 3,588.26

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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.