Home / 6,270.16-9,406.80-1,887.52

Finding the Fourth Proportional to 6,270.16, 9,406.80 and 1,887.52

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Solution

The fourth proportional to 6,270.16, 9,406.80 and 1,887.52 is: 2,831.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,270.16 : 9,406.80 = 1,887.52 : x
  2. Step 2: Convert to fraction form
    6,270.16/9,406.80 = 1,887.52/x
  3. Step 3: Cross multiply
    6,270.16x = 9,406.80 × 1,887.52
  4. Step 4: Simplify right side
    6,270.16x = 17,755,523.14
  5. Step 5: Solve for x
    x = 17,755,523.14/6,270.16
  6. Step 6: Final answer
    x = 2,831.75

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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.