Home / 10,203.77-14,077.60-6,669.03

Finding the Fourth Proportional to 10,203.77, 14,077.60 and 6,669.03

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Solution

The fourth proportional to 10,203.77, 14,077.60 and 6,669.03 is: 9,200.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,203.77 : 14,077.60 = 6,669.03 : x
  2. Step 2: Convert to fraction form
    10,203.77/14,077.60 = 6,669.03/x
  3. Step 3: Cross multiply
    10,203.77x = 14,077.60 × 6,669.03
  4. Step 4: Simplify right side
    10,203.77x = 93,883,972.85
  5. Step 5: Solve for x
    x = 93,883,972.85/10,203.77
  6. Step 6: Final answer
    x = 9,200.91

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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.