Home / 10,545.33-15,812.00-4,298.03

Finding the Fourth Proportional to 10,545.33, 15,812.00 and 4,298.03

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Solution

The fourth proportional to 10,545.33, 15,812.00 and 4,298.03 is: 6,444.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,545.33 : 15,812.00 = 4,298.03 : x
  2. Step 2: Convert to fraction form
    10,545.33/15,812.00 = 4,298.03/x
  3. Step 3: Cross multiply
    10,545.33x = 15,812.00 × 4,298.03
  4. Step 4: Simplify right side
    10,545.33x = 67,960,390.10
  5. Step 5: Solve for x
    x = 67,960,390.10/10,545.33
  6. Step 6: Final answer
    x = 6,444.60

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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.