Home / 9,412.16-14,118.93-3,172.14

Finding the Fourth Proportional to 9,412.16, 14,118.93 and 3,172.14

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Solution

The fourth proportional to 9,412.16, 14,118.93 and 3,172.14 is: 4,758.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,412.16 : 14,118.93 = 3,172.14 : x
  2. Step 2: Convert to fraction form
    9,412.16/14,118.93 = 3,172.14/x
  3. Step 3: Cross multiply
    9,412.16x = 14,118.93 × 3,172.14
  4. Step 4: Simplify right side
    9,412.16x = 44,787,222.61
  5. Step 5: Solve for x
    x = 44,787,222.61/9,412.16
  6. Step 6: Final answer
    x = 4,758.45

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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.