Home / 6,130.15-8,460.23-3,613.04

Finding the Fourth Proportional to 6,130.15, 8,460.23 and 3,613.04

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Solution

The fourth proportional to 6,130.15, 8,460.23 and 3,613.04 is: 4,986.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,130.15 : 8,460.23 = 3,613.04 : x
  2. Step 2: Convert to fraction form
    6,130.15/8,460.23 = 3,613.04/x
  3. Step 3: Cross multiply
    6,130.15x = 8,460.23 × 3,613.04
  4. Step 4: Simplify right side
    6,130.15x = 30,567,149.40
  5. Step 5: Solve for x
    x = 30,567,149.40/6,130.15
  6. Step 6: Final answer
    x = 4,986.36

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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.