Home / 6,172.04-8,514.51-4,288.02

Finding the Fourth Proportional to 6,172.04, 8,514.51 and 4,288.02

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Solution

The fourth proportional to 6,172.04, 8,514.51 and 4,288.02 is: 5,915.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,172.04 : 8,514.51 = 4,288.02 : x
  2. Step 2: Convert to fraction form
    6,172.04/8,514.51 = 4,288.02/x
  3. Step 3: Cross multiply
    6,172.04x = 8,514.51 × 4,288.02
  4. Step 4: Simplify right side
    6,172.04x = 36,510,389.17
  5. Step 5: Solve for x
    x = 36,510,389.17/6,172.04
  6. Step 6: Final answer
    x = 5,915.45

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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.