Home / 7,514.55-10,370.03-4,157.37

Finding the Fourth Proportional to 7,514.55, 10,370.03 and 4,157.37

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Solution

The fourth proportional to 7,514.55, 10,370.03 and 4,157.37 is: 5,737.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,514.55 : 10,370.03 = 4,157.37 : x
  2. Step 2: Convert to fraction form
    7,514.55/10,370.03 = 4,157.37/x
  3. Step 3: Cross multiply
    7,514.55x = 10,370.03 × 4,157.37
  4. Step 4: Simplify right side
    7,514.55x = 43,112,030.83
  5. Step 5: Solve for x
    x = 43,112,030.83/7,514.55
  6. Step 6: Final answer
    x = 5,737.14

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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.