Home / 10,056.51-13,879.53-9,613.53

Finding the Fourth Proportional to 10,056.51, 13,879.53 and 9,613.53

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Solution

The fourth proportional to 10,056.51, 13,879.53 and 9,613.53 is: 13,268.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,056.51 : 13,879.53 = 9,613.53 : x
  2. Step 2: Convert to fraction form
    10,056.51/13,879.53 = 9,613.53/x
  3. Step 3: Cross multiply
    10,056.51x = 13,879.53 × 9,613.53
  4. Step 4: Simplify right side
    10,056.51x = 133,431,278.04
  5. Step 5: Solve for x
    x = 133,431,278.04/10,056.51
  6. Step 6: Final answer
    x = 13,268.15

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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.