Home / 11,558.30-17,347.77-6,631.47

Finding the Fourth Proportional to 11,558.30, 17,347.77 and 6,631.47

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Solution

The fourth proportional to 11,558.30, 17,347.77 and 6,631.47 is: 9,953.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,558.30 : 17,347.77 = 6,631.47 : x
  2. Step 2: Convert to fraction form
    11,558.30/17,347.77 = 6,631.47/x
  3. Step 3: Cross multiply
    11,558.30x = 17,347.77 × 6,631.47
  4. Step 4: Simplify right side
    11,558.30x = 115,041,216.32
  5. Step 5: Solve for x
    x = 115,041,216.32/11,558.30
  6. Step 6: Final answer
    x = 9,953.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.