Home / 6,495.36-8,963.24-3,663.20

Finding the Fourth Proportional to 6,495.36, 8,963.24 and 3,663.20

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Solution

The fourth proportional to 6,495.36, 8,963.24 and 3,663.20 is: 5,055.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,495.36 : 8,963.24 = 3,663.20 : x
  2. Step 2: Convert to fraction form
    6,495.36/8,963.24 = 3,663.20/x
  3. Step 3: Cross multiply
    6,495.36x = 8,963.24 × 3,663.20
  4. Step 4: Simplify right side
    6,495.36x = 32,834,077.64
  5. Step 5: Solve for x
    x = 32,834,077.64/6,495.36
  6. Step 6: Final answer
    x = 5,055.01

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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.