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Finding the Fourth Proportional to 9,705.60, 14,558.40 and 6,595.20

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Solution

The fourth proportional to 9,705.60, 14,558.40 and 6,595.20 is: 9,892.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,705.60 : 14,558.40 = 6,595.20 : x
  2. Step 2: Convert to fraction form
    9,705.60/14,558.40 = 6,595.20/x
  3. Step 3: Cross multiply
    9,705.60x = 14,558.40 × 6,595.20
  4. Step 4: Simplify right side
    9,705.60x = 96,015,559.68
  5. Step 5: Solve for x
    x = 96,015,559.68/9,705.60
  6. Step 6: Final answer
    x = 9,892.80

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Similar ratio
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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.