Home / 7,965.60-11,948.40-4,466.40

Finding the Fourth Proportional to 7,965.60, 11,948.40 and 4,466.40

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Solution

The fourth proportional to 7,965.60, 11,948.40 and 4,466.40 is: 6,699.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,965.60 : 11,948.40 = 4,466.40 : x
  2. Step 2: Convert to fraction form
    7,965.60/11,948.40 = 4,466.40/x
  3. Step 3: Cross multiply
    7,965.60x = 11,948.40 × 4,466.40
  4. Step 4: Simplify right side
    7,965.60x = 53,366,333.76
  5. Step 5: Solve for x
    x = 53,366,333.76/7,965.60
  6. Step 6: Final answer
    x = 6,699.60

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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.