Home / 7,514.67-10,369.90-4,157.40

Finding the Fourth Proportional to 7,514.67, 10,369.90 and 4,157.40

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Solution

The fourth proportional to 7,514.67, 10,369.90 and 4,157.40 is: 5,737.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,514.67 : 10,369.90 = 4,157.40 : x
  2. Step 2: Convert to fraction form
    7,514.67/10,369.90 = 4,157.40/x
  3. Step 3: Cross multiply
    7,514.67x = 10,369.90 × 4,157.40
  4. Step 4: Simplify right side
    7,514.67x = 43,111,822.26
  5. Step 5: Solve for x
    x = 43,111,822.26/7,514.67
  6. Step 6: Final answer
    x = 5,737.02

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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.