Home / 9,813.42-13,541.37-5,564.97

Finding the Fourth Proportional to 9,813.42, 13,541.37 and 5,564.97

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Solution

The fourth proportional to 9,813.42, 13,541.37 and 5,564.97 is: 7,679.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,813.42 : 13,541.37 = 5,564.97 : x
  2. Step 2: Convert to fraction form
    9,813.42/13,541.37 = 5,564.97/x
  3. Step 3: Cross multiply
    9,813.42x = 13,541.37 × 5,564.97
  4. Step 4: Simplify right side
    9,813.42x = 75,357,317.81
  5. Step 5: Solve for x
    x = 75,357,317.81/9,813.42
  6. Step 6: Final answer
    x = 7,679.01

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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.