Home / 10,777.49-14,870.48-6,239.46

Finding the Fourth Proportional to 10,777.49, 14,870.48 and 6,239.46

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Solution

The fourth proportional to 10,777.49, 14,870.48 and 6,239.46 is: 8,609.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,777.49 : 14,870.48 = 6,239.46 : x
  2. Step 2: Convert to fraction form
    10,777.49/14,870.48 = 6,239.46/x
  3. Step 3: Cross multiply
    10,777.49x = 14,870.48 × 6,239.46
  4. Step 4: Simplify right side
    10,777.49x = 92,783,733.94
  5. Step 5: Solve for x
    x = 92,783,733.94/10,777.49
  6. Step 6: Final answer
    x = 8,609.03

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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.