Home / 9,098.58-12,555.36-5,118.93

Finding the Fourth Proportional to 9,098.58, 12,555.36 and 5,118.93

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Solution

The fourth proportional to 9,098.58, 12,555.36 and 5,118.93 is: 7,063.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,098.58 : 12,555.36 = 5,118.93 : x
  2. Step 2: Convert to fraction form
    9,098.58/12,555.36 = 5,118.93/x
  3. Step 3: Cross multiply
    9,098.58x = 12,555.36 × 5,118.93
  4. Step 4: Simplify right side
    9,098.58x = 64,270,008.96
  5. Step 5: Solve for x
    x = 64,270,008.96/9,098.58
  6. Step 6: Final answer
    x = 7,063.74

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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.