Home / 7,571.34-10,448.61-4,429.35

Finding the Fourth Proportional to 7,571.34, 10,448.61 and 4,429.35

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Solution

The fourth proportional to 7,571.34, 10,448.61 and 4,429.35 is: 6,112.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,571.34 : 10,448.61 = 4,429.35 : x
  2. Step 2: Convert to fraction form
    7,571.34/10,448.61 = 4,429.35/x
  3. Step 3: Cross multiply
    7,571.34x = 10,448.61 × 4,429.35
  4. Step 4: Simplify right side
    7,571.34x = 46,280,550.70
  5. Step 5: Solve for x
    x = 46,280,550.70/7,571.34
  6. Step 6: Final answer
    x = 6,112.60

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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.