Home / 10,627.16-14,667.90-6,894.68

Finding the Fourth Proportional to 10,627.16, 14,667.90 and 6,894.68

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Solution

The fourth proportional to 10,627.16, 14,667.90 and 6,894.68 is: 9,516.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,627.16 : 14,667.90 = 6,894.68 : x
  2. Step 2: Convert to fraction form
    10,627.16/14,667.90 = 6,894.68/x
  3. Step 3: Cross multiply
    10,627.16x = 14,667.90 × 6,894.68
  4. Step 4: Simplify right side
    10,627.16x = 101,130,476.77
  5. Step 5: Solve for x
    x = 101,130,476.77/10,627.16
  6. Step 6: Final answer
    x = 9,516.23

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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.