Home / 6,628.83-9,153.77-4,947.32

Finding the Fourth Proportional to 6,628.83, 9,153.77 and 4,947.32

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Solution

The fourth proportional to 6,628.83, 9,153.77 and 4,947.32 is: 6,831.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,628.83 : 9,153.77 = 4,947.32 : x
  2. Step 2: Convert to fraction form
    6,628.83/9,153.77 = 4,947.32/x
  3. Step 3: Cross multiply
    6,628.83x = 9,153.77 × 4,947.32
  4. Step 4: Simplify right side
    6,628.83x = 45,286,558.89
  5. Step 5: Solve for x
    x = 45,286,558.89/6,628.83
  6. Step 6: Final answer
    x = 6,831.76

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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.