Home / 6,427.06-9,603.38-4,917.76

Finding the Fourth Proportional to 6,427.06, 9,603.38 and 4,917.76

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Solution

The fourth proportional to 6,427.06, 9,603.38 and 4,917.76 is: 7,348.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,427.06 : 9,603.38 = 4,917.76 : x
  2. Step 2: Convert to fraction form
    6,427.06/9,603.38 = 4,917.76/x
  3. Step 3: Cross multiply
    6,427.06x = 9,603.38 × 4,917.76
  4. Step 4: Simplify right side
    6,427.06x = 47,227,118.03
  5. Step 5: Solve for x
    x = 47,227,118.03/6,427.06
  6. Step 6: Final answer
    x = 7,348.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.