Home / 11,477.74-15,841.52-6,698.25

Finding the Fourth Proportional to 11,477.74, 15,841.52 and 6,698.25

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Solution

The fourth proportional to 11,477.74, 15,841.52 and 6,698.25 is: 9,244.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,477.74 : 15,841.52 = 6,698.25 : x
  2. Step 2: Convert to fraction form
    11,477.74/15,841.52 = 6,698.25/x
  3. Step 3: Cross multiply
    11,477.74x = 15,841.52 × 6,698.25
  4. Step 4: Simplify right side
    11,477.74x = 106,110,461.34
  5. Step 5: Solve for x
    x = 106,110,461.34/11,477.74
  6. Step 6: Final answer
    x = 9,244.89

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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.