Home / 7,038.38-10,556.13-4,114.46

Finding the Fourth Proportional to 7,038.38, 10,556.13 and 4,114.46

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Solution

The fourth proportional to 7,038.38, 10,556.13 and 4,114.46 is: 6,170.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,038.38 : 10,556.13 = 4,114.46 : x
  2. Step 2: Convert to fraction form
    7,038.38/10,556.13 = 4,114.46/x
  3. Step 3: Cross multiply
    7,038.38x = 10,556.13 × 4,114.46
  4. Step 4: Simplify right side
    7,038.38x = 43,432,774.64
  5. Step 5: Solve for x
    x = 43,432,774.64/7,038.38
  6. Step 6: Final answer
    x = 6,170.85

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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.