Home / 7,450.94-10,281.78-4,465.28

Finding the Fourth Proportional to 7,450.94, 10,281.78 and 4,465.28

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Solution

The fourth proportional to 7,450.94, 10,281.78 and 4,465.28 is: 6,161.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,450.94 : 10,281.78 = 4,465.28 : x
  2. Step 2: Convert to fraction form
    7,450.94/10,281.78 = 4,465.28/x
  3. Step 3: Cross multiply
    7,450.94x = 10,281.78 × 4,465.28
  4. Step 4: Simplify right side
    7,450.94x = 45,911,026.60
  5. Step 5: Solve for x
    x = 45,911,026.60/7,450.94
  6. Step 6: Final answer
    x = 6,161.78

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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.