Home / 10,659.78-14,710.34-6,184.28

Finding the Fourth Proportional to 10,659.78, 14,710.34 and 6,184.28

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Solution

The fourth proportional to 10,659.78, 14,710.34 and 6,184.28 is: 8,534.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,659.78 : 14,710.34 = 6,184.28 : x
  2. Step 2: Convert to fraction form
    10,659.78/14,710.34 = 6,184.28/x
  3. Step 3: Cross multiply
    10,659.78x = 14,710.34 × 6,184.28
  4. Step 4: Simplify right side
    10,659.78x = 90,972,913.69
  5. Step 5: Solve for x
    x = 90,972,913.69/10,659.78
  6. Step 6: Final answer
    x = 8,534.22

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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.