Home / 10,315.02-14,180.00-8,874.14

Finding the Fourth Proportional to 10,315.02, 14,180.00 and 8,874.14

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Solution

The fourth proportional to 10,315.02, 14,180.00 and 8,874.14 is: 12,199.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,315.02 : 14,180.00 = 8,874.14 : x
  2. Step 2: Convert to fraction form
    10,315.02/14,180.00 = 8,874.14/x
  3. Step 3: Cross multiply
    10,315.02x = 14,180.00 × 8,874.14
  4. Step 4: Simplify right side
    10,315.02x = 125,835,256.49
  5. Step 5: Solve for x
    x = 125,835,256.49/10,315.02
  6. Step 6: Final answer
    x = 12,199.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.