Home / 6,928.02-10,366.47-4,156.38

Finding the Fourth Proportional to 6,928.02, 10,366.47 and 4,156.38

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Solution

The fourth proportional to 6,928.02, 10,366.47 and 4,156.38 is: 6,219.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,928.02 : 10,366.47 = 4,156.38 : x
  2. Step 2: Convert to fraction form
    6,928.02/10,366.47 = 4,156.38/x
  3. Step 3: Cross multiply
    6,928.02x = 10,366.47 × 4,156.38
  4. Step 4: Simplify right side
    6,928.02x = 43,086,988.58
  5. Step 5: Solve for x
    x = 43,086,988.58/6,928.02
  6. Step 6: Final answer
    x = 6,219.24

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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.