Home / 1,352.14-2,026.72-530.26

Finding the Fourth Proportional to 1,352.14, 2,026.72 and 530.26

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Solution

The fourth proportional to 1,352.14, 2,026.72 and 530.26 is: 794.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,352.14 : 2,026.72 = 530.26 : x
  2. Step 2: Convert to fraction form
    1,352.14/2,026.72 = 530.26/x
  3. Step 3: Cross multiply
    1,352.14x = 2,026.72 × 530.26
  4. Step 4: Simplify right side
    1,352.14x = 1,074,688.55
  5. Step 5: Solve for x
    x = 1,074,688.55/1,352.14
  6. Step 6: Final answer
    x = 794.81

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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.