Home / 10,352.16-15,533.73-7,902.72

Finding the Fourth Proportional to 10,352.16, 15,533.73 and 7,902.72

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Solution

The fourth proportional to 10,352.16, 15,533.73 and 7,902.72 is: 11,858.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,352.16 : 15,533.73 = 7,902.72 : x
  2. Step 2: Convert to fraction form
    10,352.16/15,533.73 = 7,902.72/x
  3. Step 3: Cross multiply
    10,352.16x = 15,533.73 × 7,902.72
  4. Step 4: Simplify right side
    10,352.16x = 122,758,718.75
  5. Step 5: Solve for x
    x = 122,758,718.75/10,352.16
  6. Step 6: Final answer
    x = 11,858.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.