Home / 6,840.01-10,260.60-1,909.66

Finding the Fourth Proportional to 6,840.01, 10,260.60 and 1,909.66

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Solution

The fourth proportional to 6,840.01, 10,260.60 and 1,909.66 is: 2,864.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,840.01 : 10,260.60 = 1,909.66 : x
  2. Step 2: Convert to fraction form
    6,840.01/10,260.60 = 1,909.66/x
  3. Step 3: Cross multiply
    6,840.01x = 10,260.60 × 1,909.66
  4. Step 4: Simplify right side
    6,840.01x = 19,594,227.55
  5. Step 5: Solve for x
    x = 19,594,227.55/6,840.01
  6. Step 6: Final answer
    x = 2,864.65

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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.