Home / 7,948.48-10,968.72-4,411.64

Finding the Fourth Proportional to 7,948.48, 10,968.72 and 4,411.64

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Solution

The fourth proportional to 7,948.48, 10,968.72 and 4,411.64 is: 6,087.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,948.48 : 10,968.72 = 4,411.64 : x
  2. Step 2: Convert to fraction form
    7,948.48/10,968.72 = 4,411.64/x
  3. Step 3: Cross multiply
    7,948.48x = 10,968.72 × 4,411.64
  4. Step 4: Simplify right side
    7,948.48x = 48,390,043.90
  5. Step 5: Solve for x
    x = 48,390,043.90/7,948.48
  6. Step 6: Final answer
    x = 6,087.96

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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.