Home / 8,637.34-11,918.98-4,860.04

Finding the Fourth Proportional to 8,637.34, 11,918.98 and 4,860.04

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Solution

The fourth proportional to 8,637.34, 11,918.98 and 4,860.04 is: 6,706.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,637.34 : 11,918.98 = 4,860.04 : x
  2. Step 2: Convert to fraction form
    8,637.34/11,918.98 = 4,860.04/x
  3. Step 3: Cross multiply
    8,637.34x = 11,918.98 × 4,860.04
  4. Step 4: Simplify right side
    8,637.34x = 57,926,719.56
  5. Step 5: Solve for x
    x = 57,926,719.56/8,637.34
  6. Step 6: Final answer
    x = 6,706.55

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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.