Home / 5,509.13-8,263.64-1,349.19

Finding the Fourth Proportional to 5,509.13, 8,263.64 and 1,349.19

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Solution

The fourth proportional to 5,509.13, 8,263.64 and 1,349.19 is: 2,023.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,509.13 : 8,263.64 = 1,349.19 : x
  2. Step 2: Convert to fraction form
    5,509.13/8,263.64 = 1,349.19/x
  3. Step 3: Cross multiply
    5,509.13x = 8,263.64 × 1,349.19
  4. Step 4: Simplify right side
    5,509.13x = 11,149,213.71
  5. Step 5: Solve for x
    x = 11,149,213.71/5,509.13
  6. Step 6: Final answer
    x = 2,023.77

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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.