Home / 8,995.37-13,491.84-2,421.95

Finding the Fourth Proportional to 8,995.37, 13,491.84 and 2,421.95

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Solution

The fourth proportional to 8,995.37, 13,491.84 and 2,421.95 is: 3,632.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,995.37 : 13,491.84 = 2,421.95 : x
  2. Step 2: Convert to fraction form
    8,995.37/13,491.84 = 2,421.95/x
  3. Step 3: Cross multiply
    8,995.37x = 13,491.84 × 2,421.95
  4. Step 4: Simplify right side
    8,995.37x = 32,676,561.89
  5. Step 5: Solve for x
    x = 32,676,561.89/8,995.37
  6. Step 6: Final answer
    x = 3,632.60

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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.