Home / 10,668.36-14,735.43-7,322.25

Finding the Fourth Proportional to 10,668.36, 14,735.43 and 7,322.25

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Solution

The fourth proportional to 10,668.36, 14,735.43 and 7,322.25 is: 10,113.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,668.36 : 14,735.43 = 7,322.25 : x
  2. Step 2: Convert to fraction form
    10,668.36/14,735.43 = 7,322.25/x
  3. Step 3: Cross multiply
    10,668.36x = 14,735.43 × 7,322.25
  4. Step 4: Simplify right side
    10,668.36x = 107,896,502.32
  5. Step 5: Solve for x
    x = 107,896,502.32/10,668.36
  6. Step 6: Final answer
    x = 10,113.69

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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.