Home / 5,831.40-8,045.89-3,562.16

Finding the Fourth Proportional to 5,831.40, 8,045.89 and 3,562.16

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Solution

The fourth proportional to 5,831.40, 8,045.89 and 3,562.16 is: 4,914.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,831.40 : 8,045.89 = 3,562.16 : x
  2. Step 2: Convert to fraction form
    5,831.40/8,045.89 = 3,562.16/x
  3. Step 3: Cross multiply
    5,831.40x = 8,045.89 × 3,562.16
  4. Step 4: Simplify right side
    5,831.40x = 28,660,698.39
  5. Step 5: Solve for x
    x = 28,660,698.39/5,831.40
  6. Step 6: Final answer
    x = 4,914.89

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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.