Home / 10,013.54-13,820.40-5,824.22

Finding the Fourth Proportional to 10,013.54, 13,820.40 and 5,824.22

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Solution

The fourth proportional to 10,013.54, 13,820.40 and 5,824.22 is: 8,038.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,013.54 : 13,820.40 = 5,824.22 : x
  2. Step 2: Convert to fraction form
    10,013.54/13,820.40 = 5,824.22/x
  3. Step 3: Cross multiply
    10,013.54x = 13,820.40 × 5,824.22
  4. Step 4: Simplify right side
    10,013.54x = 80,493,050.09
  5. Step 5: Solve for x
    x = 80,493,050.09/10,013.54
  6. Step 6: Final answer
    x = 8,038.42

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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.