Home / 10,845.60-14,964.72-6,370.08

Finding the Fourth Proportional to 10,845.60, 14,964.72 and 6,370.08

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Solution

The fourth proportional to 10,845.60, 14,964.72 and 6,370.08 is: 8,789.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,845.60 : 14,964.72 = 6,370.08 : x
  2. Step 2: Convert to fraction form
    10,845.60/14,964.72 = 6,370.08/x
  3. Step 3: Cross multiply
    10,845.60x = 14,964.72 × 6,370.08
  4. Step 4: Simplify right side
    10,845.60x = 95,326,463.58
  5. Step 5: Solve for x
    x = 95,326,463.58/10,845.60
  6. Step 6: Final answer
    x = 8,789.41

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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.