Home / 6,955.51-10,439.38-3,670.83

Finding the Fourth Proportional to 6,955.51, 10,439.38 and 3,670.83

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Solution

The fourth proportional to 6,955.51, 10,439.38 and 3,670.83 is: 5,509.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,955.51 : 10,439.38 = 3,670.83 : x
  2. Step 2: Convert to fraction form
    6,955.51/10,439.38 = 3,670.83/x
  3. Step 3: Cross multiply
    6,955.51x = 10,439.38 × 3,670.83
  4. Step 4: Simplify right side
    6,955.51x = 38,321,189.29
  5. Step 5: Solve for x
    x = 38,321,189.29/6,955.51
  6. Step 6: Final answer
    x = 5,509.47

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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.