Home / 9,994.19-13,790.30-5,959.76

Finding the Fourth Proportional to 9,994.19, 13,790.30 and 5,959.76

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Solution

The fourth proportional to 9,994.19, 13,790.30 and 5,959.76 is: 8,223.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,994.19 : 13,790.30 = 5,959.76 : x
  2. Step 2: Convert to fraction form
    9,994.19/13,790.30 = 5,959.76/x
  3. Step 3: Cross multiply
    9,994.19x = 13,790.30 × 5,959.76
  4. Step 4: Simplify right side
    9,994.19x = 82,186,779.58
  5. Step 5: Solve for x
    x = 82,186,779.58/9,994.19
  6. Step 6: Final answer
    x = 8,223.46

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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.