Home / 9,862.14-13,609.23-5,775.19

Finding the Fourth Proportional to 9,862.14, 13,609.23 and 5,775.19

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Solution

The fourth proportional to 9,862.14, 13,609.23 and 5,775.19 is: 7,969.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,862.14 : 13,609.23 = 5,775.19 : x
  2. Step 2: Convert to fraction form
    9,862.14/13,609.23 = 5,775.19/x
  3. Step 3: Cross multiply
    9,862.14x = 13,609.23 × 5,775.19
  4. Step 4: Simplify right side
    9,862.14x = 78,595,889.00
  5. Step 5: Solve for x
    x = 78,595,889.00/9,862.14
  6. Step 6: Final answer
    x = 7,969.46

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Half scale
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Double scale
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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.