Home / 11,557.08-17,332.58-4,160.16

Finding the Fourth Proportional to 11,557.08, 17,332.58 and 4,160.16

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Solution

The fourth proportional to 11,557.08, 17,332.58 and 4,160.16 is: 6,239.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,557.08 : 17,332.58 = 4,160.16 : x
  2. Step 2: Convert to fraction form
    11,557.08/17,332.58 = 4,160.16/x
  3. Step 3: Cross multiply
    11,557.08x = 17,332.58 × 4,160.16
  4. Step 4: Simplify right side
    11,557.08x = 72,106,316.41
  5. Step 5: Solve for x
    x = 72,106,316.41/11,557.08
  6. Step 6: Final answer
    x = 6,239.15

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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.