Home / 7,407.54-10,222.34-4,050.32

Finding the Fourth Proportional to 7,407.54, 10,222.34 and 4,050.32

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Solution

The fourth proportional to 7,407.54, 10,222.34 and 4,050.32 is: 5,589.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,407.54 : 10,222.34 = 4,050.32 : x
  2. Step 2: Convert to fraction form
    7,407.54/10,222.34 = 4,050.32/x
  3. Step 3: Cross multiply
    7,407.54x = 10,222.34 × 4,050.32
  4. Step 4: Simplify right side
    7,407.54x = 41,403,751.37
  5. Step 5: Solve for x
    x = 41,403,751.37/7,407.54
  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.