Home / 7,600.23-11,342.70-7,403.40

Finding the Fourth Proportional to 7,600.23, 11,342.70 and 7,403.40

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Solution

The fourth proportional to 7,600.23, 11,342.70 and 7,403.40 is: 11,048.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,600.23 : 11,342.70 = 7,403.40 : x
  2. Step 2: Convert to fraction form
    7,600.23/11,342.70 = 7,403.40/x
  3. Step 3: Cross multiply
    7,600.23x = 11,342.70 × 7,403.40
  4. Step 4: Simplify right side
    7,600.23x = 83,974,545.18
  5. Step 5: Solve for x
    x = 83,974,545.18/7,600.23
  6. Step 6: Final answer
    x = 11,048.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.