Home / 11,510.86-17,262.37-4,490.32

Finding the Fourth Proportional to 11,510.86, 17,262.37 and 4,490.32

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Solution

The fourth proportional to 11,510.86, 17,262.37 and 4,490.32 is: 6,733.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,510.86 : 17,262.37 = 4,490.32 : x
  2. Step 2: Convert to fraction form
    11,510.86/17,262.37 = 4,490.32/x
  3. Step 3: Cross multiply
    11,510.86x = 17,262.37 × 4,490.32
  4. Step 4: Simplify right side
    11,510.86x = 77,513,542.81
  5. Step 5: Solve for x
    x = 77,513,542.81/11,510.86
  6. Step 6: Final answer
    x = 6,733.95

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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.