Home / 7,332.45-10,990.16-5,683.69

Finding the Fourth Proportional to 7,332.45, 10,990.16 and 5,683.69

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Solution

The fourth proportional to 7,332.45, 10,990.16 and 5,683.69 is: 8,518.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,332.45 : 10,990.16 = 5,683.69 : x
  2. Step 2: Convert to fraction form
    7,332.45/10,990.16 = 5,683.69/x
  3. Step 3: Cross multiply
    7,332.45x = 10,990.16 × 5,683.69
  4. Step 4: Simplify right side
    7,332.45x = 62,464,662.49
  5. Step 5: Solve for x
    x = 62,464,662.49/7,332.45
  6. Step 6: Final answer
    x = 8,518.93

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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.