Home / 7,493.51-10,340.97-4,136.47

Finding the Fourth Proportional to 7,493.51, 10,340.97 and 4,136.47

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Solution

The fourth proportional to 7,493.51, 10,340.97 and 4,136.47 is: 5,708.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,493.51 : 10,340.97 = 4,136.47 : x
  2. Step 2: Convert to fraction form
    7,493.51/10,340.97 = 4,136.47/x
  3. Step 3: Cross multiply
    7,493.51x = 10,340.97 × 4,136.47
  4. Step 4: Simplify right side
    7,493.51x = 42,775,070.81
  5. Step 5: Solve for x
    x = 42,775,070.81/7,493.51
  6. Step 6: Final answer
    x = 5,708.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.