Home / 10,545.23-15,825.67-4,998.58

Finding the Fourth Proportional to 10,545.23, 15,825.67 and 4,998.58

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Solution

The fourth proportional to 10,545.23, 15,825.67 and 4,998.58 is: 7,501.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,545.23 : 15,825.67 = 4,998.58 : x
  2. Step 2: Convert to fraction form
    10,545.23/15,825.67 = 4,998.58/x
  3. Step 3: Cross multiply
    10,545.23x = 15,825.67 × 4,998.58
  4. Step 4: Simplify right side
    10,545.23x = 79,105,892.12
  5. Step 5: Solve for x
    x = 79,105,892.12/10,545.23
  6. Step 6: Final answer
    x = 7,501.58

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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.