Home / 10,216.92-14,097.51-5,740.86

Finding the Fourth Proportional to 10,216.92, 14,097.51 and 5,740.86

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Solution

The fourth proportional to 10,216.92, 14,097.51 and 5,740.86 is: 7,921.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,216.92 : 14,097.51 = 5,740.86 : x
  2. Step 2: Convert to fraction form
    10,216.92/14,097.51 = 5,740.86/x
  3. Step 3: Cross multiply
    10,216.92x = 14,097.51 × 5,740.86
  4. Step 4: Simplify right side
    10,216.92x = 80,931,831.26
  5. Step 5: Solve for x
    x = 80,931,831.26/10,216.92
  6. Step 6: Final answer
    x = 7,921.35

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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.