Home / 7,637.79-10,537.19-4,450.65

Finding the Fourth Proportional to 7,637.79, 10,537.19 and 4,450.65

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Solution

The fourth proportional to 7,637.79, 10,537.19 and 4,450.65 is: 6,140.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,637.79 : 10,537.19 = 4,450.65 : x
  2. Step 2: Convert to fraction form
    7,637.79/10,537.19 = 4,450.65/x
  3. Step 3: Cross multiply
    7,637.79x = 10,537.19 × 4,450.65
  4. Step 4: Simplify right side
    7,637.79x = 46,897,299.60
  5. Step 5: Solve for x
    x = 46,897,299.60/7,637.79
  6. Step 6: Final answer
    x = 6,140.16

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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.