Home / 6,220.92-9,331.56-1,603.92

Finding the Fourth Proportional to 6,220.92, 9,331.56 and 1,603.92

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Solution

The fourth proportional to 6,220.92, 9,331.56 and 1,603.92 is: 2,405.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,220.92 : 9,331.56 = 1,603.92 : x
  2. Step 2: Convert to fraction form
    6,220.92/9,331.56 = 1,603.92/x
  3. Step 3: Cross multiply
    6,220.92x = 9,331.56 × 1,603.92
  4. Step 4: Simplify right side
    6,220.92x = 14,967,075.72
  5. Step 5: Solve for x
    x = 14,967,075.72/6,220.92
  6. Step 6: Final answer
    x = 2,405.93

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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.