Home / 6,840.28-10,250.70-4,995.64

Finding the Fourth Proportional to 6,840.28, 10,250.70 and 4,995.64

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Solution

The fourth proportional to 6,840.28, 10,250.70 and 4,995.64 is: 7,486.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,840.28 : 10,250.70 = 4,995.64 : x
  2. Step 2: Convert to fraction form
    6,840.28/10,250.70 = 4,995.64/x
  3. Step 3: Cross multiply
    6,840.28x = 10,250.70 × 4,995.64
  4. Step 4: Simplify right side
    6,840.28x = 51,208,806.95
  5. Step 5: Solve for x
    x = 51,208,806.95/6,840.28
  6. Step 6: Final answer
    x = 7,486.36

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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.