Home / 9,613.70-13,263.80-5,364.07

Finding the Fourth Proportional to 9,613.70, 13,263.80 and 5,364.07

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Solution

The fourth proportional to 9,613.70, 13,263.80 and 5,364.07 is: 7,400.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,613.70 : 13,263.80 = 5,364.07 : x
  2. Step 2: Convert to fraction form
    9,613.70/13,263.80 = 5,364.07/x
  3. Step 3: Cross multiply
    9,613.70x = 13,263.80 × 5,364.07
  4. Step 4: Simplify right side
    9,613.70x = 71,147,951.67
  5. Step 5: Solve for x
    x = 71,147,951.67/9,613.70
  6. Step 6: Final answer
    x = 7,400.68

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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.