Home / 4,727.13-7,090.74-1,439.97

Finding the Fourth Proportional to 4,727.13, 7,090.74 and 1,439.97

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Solution

The fourth proportional to 4,727.13, 7,090.74 and 1,439.97 is: 2,159.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,727.13 : 7,090.74 = 1,439.97 : x
  2. Step 2: Convert to fraction form
    4,727.13/7,090.74 = 1,439.97/x
  3. Step 3: Cross multiply
    4,727.13x = 7,090.74 × 1,439.97
  4. Step 4: Simplify right side
    4,727.13x = 10,210,452.88
  5. Step 5: Solve for x
    x = 10,210,452.88/4,727.13
  6. Step 6: Final answer
    x = 2,159.97

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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.