Home / 10,018.44-13,828.86-5,830.20

Finding the Fourth Proportional to 10,018.44, 13,828.86 and 5,830.20

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Solution

The fourth proportional to 10,018.44, 13,828.86 and 5,830.20 is: 8,047.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,018.44 : 13,828.86 = 5,830.20 : x
  2. Step 2: Convert to fraction form
    10,018.44/13,828.86 = 5,830.20/x
  3. Step 3: Cross multiply
    10,018.44x = 13,828.86 × 5,830.20
  4. Step 4: Simplify right side
    10,018.44x = 80,625,019.57
  5. Step 5: Solve for x
    x = 80,625,019.57/10,018.44
  6. Step 6: Final answer
    x = 8,047.66

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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.