Home / 8,370.17-11,550.33-4,785.51

Finding the Fourth Proportional to 8,370.17, 11,550.33 and 4,785.51

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Solution

The fourth proportional to 8,370.17, 11,550.33 and 4,785.51 is: 6,603.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,370.17 : 11,550.33 = 4,785.51 : x
  2. Step 2: Convert to fraction form
    8,370.17/11,550.33 = 4,785.51/x
  3. Step 3: Cross multiply
    8,370.17x = 11,550.33 × 4,785.51
  4. Step 4: Simplify right side
    8,370.17x = 55,274,219.72
  5. Step 5: Solve for x
    x = 55,274,219.72/8,370.17
  6. Step 6: Final answer
    x = 6,603.72

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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.