Home / 10,607.69-15,909.73-2,817.29

Finding the Fourth Proportional to 10,607.69, 15,909.73 and 2,817.29

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Solution

The fourth proportional to 10,607.69, 15,909.73 and 2,817.29 is: 4,225.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,607.69 : 15,909.73 = 2,817.29 : x
  2. Step 2: Convert to fraction form
    10,607.69/15,909.73 = 2,817.29/x
  3. Step 3: Cross multiply
    10,607.69x = 15,909.73 × 2,817.29
  4. Step 4: Simplify right side
    10,607.69x = 44,822,323.23
  5. Step 5: Solve for x
    x = 44,822,323.23/10,607.69
  6. Step 6: Final answer
    x = 4,225.46

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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.