Home / 5,013.95-7,521.69-3,637.69

Finding the Fourth Proportional to 5,013.95, 7,521.69 and 3,637.69

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Solution

The fourth proportional to 5,013.95, 7,521.69 and 3,637.69 is: 5,457.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,013.95 : 7,521.69 = 3,637.69 : x
  2. Step 2: Convert to fraction form
    5,013.95/7,521.69 = 3,637.69/x
  3. Step 3: Cross multiply
    5,013.95x = 7,521.69 × 3,637.69
  4. Step 4: Simplify right side
    5,013.95x = 27,361,576.50
  5. Step 5: Solve for x
    x = 27,361,576.50/5,013.95
  6. Step 6: Final answer
    x = 5,457.09

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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.