Home / 9,440.02-13,027.80-5,663.35

Finding the Fourth Proportional to 9,440.02, 13,027.80 and 5,663.35

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Solution

The fourth proportional to 9,440.02, 13,027.80 and 5,663.35 is: 7,815.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,440.02 : 13,027.80 = 5,663.35 : x
  2. Step 2: Convert to fraction form
    9,440.02/13,027.80 = 5,663.35/x
  3. Step 3: Cross multiply
    9,440.02x = 13,027.80 × 5,663.35
  4. Step 4: Simplify right side
    9,440.02x = 73,780,991.13
  5. Step 5: Solve for x
    x = 73,780,991.13/9,440.02
  6. Step 6: Final answer
    x = 7,815.77

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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.