Home / 7,156.09-10,733.64-2,475.01

Finding the Fourth Proportional to 7,156.09, 10,733.64 and 2,475.01

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Solution

The fourth proportional to 7,156.09, 10,733.64 and 2,475.01 is: 3,712.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,156.09 : 10,733.64 = 2,475.01 : x
  2. Step 2: Convert to fraction form
    7,156.09/10,733.64 = 2,475.01/x
  3. Step 3: Cross multiply
    7,156.09x = 10,733.64 × 2,475.01
  4. Step 4: Simplify right side
    7,156.09x = 26,565,866.34
  5. Step 5: Solve for x
    x = 26,565,866.34/7,156.09
  6. Step 6: Final answer
    x = 3,712.34

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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.