Home / 1,508.93-2,259.27-1,142.67

Finding the Fourth Proportional to 1,508.93, 2,259.27 and 1,142.67

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Solution

The fourth proportional to 1,508.93, 2,259.27 and 1,142.67 is: 1,710.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,508.93 : 2,259.27 = 1,142.67 : x
  2. Step 2: Convert to fraction form
    1,508.93/2,259.27 = 1,142.67/x
  3. Step 3: Cross multiply
    1,508.93x = 2,259.27 × 1,142.67
  4. Step 4: Simplify right side
    1,508.93x = 2,581,600.05
  5. Step 5: Solve for x
    x = 2,581,600.05/1,508.93
  6. Step 6: Final answer
    x = 1,710.89

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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.