Home / 7,407.47-10,222.13-4,050.36

Finding the Fourth Proportional to 7,407.47, 10,222.13 and 4,050.36

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Solution

The fourth proportional to 7,407.47, 10,222.13 and 4,050.36 is: 5,589.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,407.47 : 10,222.13 = 4,050.36 : x
  2. Step 2: Convert to fraction form
    7,407.47/10,222.13 = 4,050.36/x
  3. Step 3: Cross multiply
    7,407.47x = 10,222.13 × 4,050.36
  4. Step 4: Simplify right side
    7,407.47x = 41,403,316.59
  5. Step 5: Solve for x
    x = 41,403,316.59/7,407.47
  6. Step 6: Final answer
    x = 5,589.40

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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.