Home / 9,089.84-12,543.96-5,110.96

Finding the Fourth Proportional to 9,089.84, 12,543.96 and 5,110.96

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Solution

The fourth proportional to 9,089.84, 12,543.96 and 5,110.96 is: 7,053.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,089.84 : 12,543.96 = 5,110.96 : x
  2. Step 2: Convert to fraction form
    9,089.84/12,543.96 = 5,110.96/x
  3. Step 3: Cross multiply
    9,089.84x = 12,543.96 × 5,110.96
  4. Step 4: Simplify right side
    9,089.84x = 64,111,677.80
  5. Step 5: Solve for x
    x = 64,111,677.80/9,089.84
  6. Step 6: Final answer
    x = 7,053.11

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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.