Home / 10,659.18-14,705.80-6,180.46

Finding the Fourth Proportional to 10,659.18, 14,705.80 and 6,180.46

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Solution

The fourth proportional to 10,659.18, 14,705.80 and 6,180.46 is: 8,526.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,659.18 : 14,705.80 = 6,180.46 : x
  2. Step 2: Convert to fraction form
    10,659.18/14,705.80 = 6,180.46/x
  3. Step 3: Cross multiply
    10,659.18x = 14,705.80 × 6,180.46
  4. Step 4: Simplify right side
    10,659.18x = 90,888,608.67
  5. Step 5: Solve for x
    x = 90,888,608.67/10,659.18
  6. Step 6: Final answer
    x = 8,526.79

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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.