Home / 7,299.18-10,071.54-4,154.76

Finding the Fourth Proportional to 7,299.18, 10,071.54 and 4,154.76

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Solution

The fourth proportional to 7,299.18, 10,071.54 and 4,154.76 is: 5,732.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,299.18 : 10,071.54 = 4,154.76 : x
  2. Step 2: Convert to fraction form
    7,299.18/10,071.54 = 4,154.76/x
  3. Step 3: Cross multiply
    7,299.18x = 10,071.54 × 4,154.76
  4. Step 4: Simplify right side
    7,299.18x = 41,844,831.53
  5. Step 5: Solve for x
    x = 41,844,831.53/7,299.18
  6. Step 6: Final answer
    x = 5,732.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.