Home / 6,619.10-9,925.66-4,762.43

Finding the Fourth Proportional to 6,619.10, 9,925.66 and 4,762.43

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Solution

The fourth proportional to 6,619.10, 9,925.66 and 4,762.43 is: 7,141.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,619.10 : 9,925.66 = 4,762.43 : x
  2. Step 2: Convert to fraction form
    6,619.10/9,925.66 = 4,762.43/x
  3. Step 3: Cross multiply
    6,619.10x = 9,925.66 × 4,762.43
  4. Step 4: Simplify right side
    6,619.10x = 47,270,237.14
  5. Step 5: Solve for x
    x = 47,270,237.14/6,619.10
  6. Step 6: Final answer
    x = 7,141.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.