Home / 7,571.44-10,451.28-4,386.16

Finding the Fourth Proportional to 7,571.44, 10,451.28 and 4,386.16

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Solution

The fourth proportional to 7,571.44, 10,451.28 and 4,386.16 is: 6,054.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,571.44 : 10,451.28 = 4,386.16 : x
  2. Step 2: Convert to fraction form
    7,571.44/10,451.28 = 4,386.16/x
  3. Step 3: Cross multiply
    7,571.44x = 10,451.28 × 4,386.16
  4. Step 4: Simplify right side
    7,571.44x = 45,840,986.28
  5. Step 5: Solve for x
    x = 45,840,986.28/7,571.44
  6. Step 6: Final answer
    x = 6,054.46

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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.