Home / 9,744.64-13,357.40-9,613.36

Finding the Fourth Proportional to 9,744.64, 13,357.40 and 9,613.36

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Solution

The fourth proportional to 9,744.64, 13,357.40 and 9,613.36 is: 13,177.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,744.64 : 13,357.40 = 9,613.36 : x
  2. Step 2: Convert to fraction form
    9,744.64/13,357.40 = 9,613.36/x
  3. Step 3: Cross multiply
    9,744.64x = 13,357.40 × 9,613.36
  4. Step 4: Simplify right side
    9,744.64x = 128,409,494.86
  5. Step 5: Solve for x
    x = 128,409,494.86/9,744.64
  6. Step 6: Final answer
    x = 13,177.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.