Home / 7,407.03-10,221.71-4,263.22

Finding the Fourth Proportional to 7,407.03, 10,221.71 and 4,263.22

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Solution

The fourth proportional to 7,407.03, 10,221.71 and 4,263.22 is: 5,883.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,407.03 : 10,221.71 = 4,263.22 : x
  2. Step 2: Convert to fraction form
    7,407.03/10,221.71 = 4,263.22/x
  3. Step 3: Cross multiply
    7,407.03x = 10,221.71 × 4,263.22
  4. Step 4: Simplify right side
    7,407.03x = 43,577,398.51
  5. Step 5: Solve for x
    x = 43,577,398.51/7,407.03
  6. Step 6: Final answer
    x = 5,883.25

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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.