Home / 11,167.32-15,410.16-6,130.50

Finding the Fourth Proportional to 11,167.32, 15,410.16 and 6,130.50

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Solution

The fourth proportional to 11,167.32, 15,410.16 and 6,130.50 is: 8,459.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,167.32 : 15,410.16 = 6,130.50 : x
  2. Step 2: Convert to fraction form
    11,167.32/15,410.16 = 6,130.50/x
  3. Step 3: Cross multiply
    11,167.32x = 15,410.16 × 6,130.50
  4. Step 4: Simplify right side
    11,167.32x = 94,471,985.88
  5. Step 5: Solve for x
    x = 94,471,985.88/11,167.32
  6. Step 6: Final answer
    x = 8,459.68

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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.