Home / 6,719.95-9,276.96-4,203.55

Finding the Fourth Proportional to 6,719.95, 9,276.96 and 4,203.55

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Solution

The fourth proportional to 6,719.95, 9,276.96 and 4,203.55 is: 5,803.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,719.95 : 9,276.96 = 4,203.55 : x
  2. Step 2: Convert to fraction form
    6,719.95/9,276.96 = 4,203.55/x
  3. Step 3: Cross multiply
    6,719.95x = 9,276.96 × 4,203.55
  4. Step 4: Simplify right side
    6,719.95x = 38,996,165.21
  5. Step 5: Solve for x
    x = 38,996,165.21/6,719.95
  6. Step 6: Final answer
    x = 5,803.04

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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.