Home / 7,290.46-10,057.65-4,636.45

Finding the Fourth Proportional to 7,290.46, 10,057.65 and 4,636.45

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Solution

The fourth proportional to 7,290.46, 10,057.65 and 4,636.45 is: 6,396.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,290.46 : 10,057.65 = 4,636.45 : x
  2. Step 2: Convert to fraction form
    7,290.46/10,057.65 = 4,636.45/x
  3. Step 3: Cross multiply
    7,290.46x = 10,057.65 × 4,636.45
  4. Step 4: Simplify right side
    7,290.46x = 46,631,791.34
  5. Step 5: Solve for x
    x = 46,631,791.34/7,290.46
  6. Step 6: Final answer
    x = 6,396.28

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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.