Home / 13,085.51-19,627.81-3,725.59

Finding the Fourth Proportional to 13,085.51, 19,627.81 and 3,725.59

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Solution

The fourth proportional to 13,085.51, 19,627.81 and 3,725.59 is: 5,588.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,085.51 : 19,627.81 = 3,725.59 : x
  2. Step 2: Convert to fraction form
    13,085.51/19,627.81 = 3,725.59/x
  3. Step 3: Cross multiply
    13,085.51x = 19,627.81 × 3,725.59
  4. Step 4: Simplify right side
    13,085.51x = 73,125,172.66
  5. Step 5: Solve for x
    x = 73,125,172.66/13,085.51
  6. Step 6: Final answer
    x = 5,588.26

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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.