Home / 8,697.06-13,039.91-5,726.51

Finding the Fourth Proportional to 8,697.06, 13,039.91 and 5,726.51

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Solution

The fourth proportional to 8,697.06, 13,039.91 and 5,726.51 is: 8,586.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,697.06 : 13,039.91 = 5,726.51 : x
  2. Step 2: Convert to fraction form
    8,697.06/13,039.91 = 5,726.51/x
  3. Step 3: Cross multiply
    8,697.06x = 13,039.91 × 5,726.51
  4. Step 4: Simplify right side
    8,697.06x = 74,673,081.18
  5. Step 5: Solve for x
    x = 74,673,081.18/8,697.06
  6. Step 6: Final answer
    x = 8,586.01

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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.