Home / 10,027.34-13,838.22-5,779.04

Finding the Fourth Proportional to 10,027.34, 13,838.22 and 5,779.04

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Solution

The fourth proportional to 10,027.34, 13,838.22 and 5,779.04 is: 7,975.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,027.34 : 13,838.22 = 5,779.04 : x
  2. Step 2: Convert to fraction form
    10,027.34/13,838.22 = 5,779.04/x
  3. Step 3: Cross multiply
    10,027.34x = 13,838.22 × 5,779.04
  4. Step 4: Simplify right side
    10,027.34x = 79,971,626.91
  5. Step 5: Solve for x
    x = 79,971,626.91/10,027.34
  6. Step 6: Final answer
    x = 7,975.36

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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.