Home / 10,023.40-13,831.04-5,546.52

Finding the Fourth Proportional to 10,023.40, 13,831.04 and 5,546.52

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Solution

The fourth proportional to 10,023.40, 13,831.04 and 5,546.52 is: 7,653.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,023.40 : 13,831.04 = 5,546.52 : x
  2. Step 2: Convert to fraction form
    10,023.40/13,831.04 = 5,546.52/x
  3. Step 3: Cross multiply
    10,023.40x = 13,831.04 × 5,546.52
  4. Step 4: Simplify right side
    10,023.40x = 76,714,139.98
  5. Step 5: Solve for x
    x = 76,714,139.98/10,023.40
  6. Step 6: Final answer
    x = 7,653.50

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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.