Home / 2,530.13-3,491.58-1,426.13

Finding the Fourth Proportional to 2,530.13, 3,491.58 and 1,426.13

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Solution

The fourth proportional to 2,530.13, 3,491.58 and 1,426.13 is: 1,968.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,530.13 : 3,491.58 = 1,426.13 : x
  2. Step 2: Convert to fraction form
    2,530.13/3,491.58 = 1,426.13/x
  3. Step 3: Cross multiply
    2,530.13x = 3,491.58 × 1,426.13
  4. Step 4: Simplify right side
    2,530.13x = 4,979,429.53
  5. Step 5: Solve for x
    x = 4,979,429.53/2,530.13
  6. Step 6: Final answer
    x = 1,968.06

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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.