Home / 13,077.06-19,613.57-3,717.51

Finding the Fourth Proportional to 13,077.06, 19,613.57 and 3,717.51

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Solution

The fourth proportional to 13,077.06, 19,613.57 and 3,717.51 is: 5,575.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,077.06 : 19,613.57 = 3,717.51 : x
  2. Step 2: Convert to fraction form
    13,077.06/19,613.57 = 3,717.51/x
  3. Step 3: Cross multiply
    13,077.06x = 19,613.57 × 3,717.51
  4. Step 4: Simplify right side
    13,077.06x = 72,913,624.02
  5. Step 5: Solve for x
    x = 72,913,624.02/13,077.06
  6. Step 6: Final answer
    x = 5,575.69

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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.