Home / 11,353.77-15,670.08-6,637.14

Finding the Fourth Proportional to 11,353.77, 15,670.08 and 6,637.14

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Solution

The fourth proportional to 11,353.77, 15,670.08 and 6,637.14 is: 9,160.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,353.77 : 15,670.08 = 6,637.14 : x
  2. Step 2: Convert to fraction form
    11,353.77/15,670.08 = 6,637.14/x
  3. Step 3: Cross multiply
    11,353.77x = 15,670.08 × 6,637.14
  4. Step 4: Simplify right side
    11,353.77x = 104,004,514.77
  5. Step 5: Solve for x
    x = 104,004,514.77/11,353.77
  6. Step 6: Final answer
    x = 9,160.35

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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.