Home / 6,409.17-9,613.80-6,130.35

Finding the Fourth Proportional to 6,409.17, 9,613.80 and 6,130.35

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Solution

The fourth proportional to 6,409.17, 9,613.80 and 6,130.35 is: 9,195.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,409.17 : 9,613.80 = 6,130.35 : x
  2. Step 2: Convert to fraction form
    6,409.17/9,613.80 = 6,130.35/x
  3. Step 3: Cross multiply
    6,409.17x = 9,613.80 × 6,130.35
  4. Step 4: Simplify right side
    6,409.17x = 58,935,958.83
  5. Step 5: Solve for x
    x = 58,935,958.83/6,409.17
  6. Step 6: Final answer
    x = 9,195.57

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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.