Home / 7,883.64-11,814.78-4,373.46

Finding the Fourth Proportional to 7,883.64, 11,814.78 and 4,373.46

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Solution

The fourth proportional to 7,883.64, 11,814.78 and 4,373.46 is: 6,554.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,883.64 : 11,814.78 = 4,373.46 : x
  2. Step 2: Convert to fraction form
    7,883.64/11,814.78 = 4,373.46/x
  3. Step 3: Cross multiply
    7,883.64x = 11,814.78 × 4,373.46
  4. Step 4: Simplify right side
    7,883.64x = 51,671,467.74
  5. Step 5: Solve for x
    x = 51,671,467.74/7,883.64
  6. Step 6: Final answer
    x = 6,554.27

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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.