Home / 7,019.84-10,530.23-2,089.07

Finding the Fourth Proportional to 7,019.84, 10,530.23 and 2,089.07

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Solution

The fourth proportional to 7,019.84, 10,530.23 and 2,089.07 is: 3,133.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,019.84 : 10,530.23 = 2,089.07 : x
  2. Step 2: Convert to fraction form
    7,019.84/10,530.23 = 2,089.07/x
  3. Step 3: Cross multiply
    7,019.84x = 10,530.23 × 2,089.07
  4. Step 4: Simplify right side
    7,019.84x = 21,998,403.47
  5. Step 5: Solve for x
    x = 21,998,403.47/7,019.84
  6. Step 6: Final answer
    x = 3,133.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.