Home / 10,116.72-13,967.79-6,533.28

Finding the Fourth Proportional to 10,116.72, 13,967.79 and 6,533.28

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Solution

The fourth proportional to 10,116.72, 13,967.79 and 6,533.28 is: 9,020.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,116.72 : 13,967.79 = 6,533.28 : x
  2. Step 2: Convert to fraction form
    10,116.72/13,967.79 = 6,533.28/x
  3. Step 3: Cross multiply
    10,116.72x = 13,967.79 × 6,533.28
  4. Step 4: Simplify right side
    10,116.72x = 91,255,483.05
  5. Step 5: Solve for x
    x = 91,255,483.05/10,116.72
  6. Step 6: Final answer
    x = 9,020.26

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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.