Home / 8,525.61-11,763.63-4,988.16

Finding the Fourth Proportional to 8,525.61, 11,763.63 and 4,988.16

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Solution

The fourth proportional to 8,525.61, 11,763.63 and 4,988.16 is: 6,882.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,525.61 : 11,763.63 = 4,988.16 : x
  2. Step 2: Convert to fraction form
    8,525.61/11,763.63 = 4,988.16/x
  3. Step 3: Cross multiply
    8,525.61x = 11,763.63 × 4,988.16
  4. Step 4: Simplify right side
    8,525.61x = 58,678,868.62
  5. Step 5: Solve for x
    x = 58,678,868.62/8,525.61
  6. Step 6: Final answer
    x = 6,882.66

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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.