Home / 6,968.60-10,445.58-2,287.40

Finding the Fourth Proportional to 6,968.60, 10,445.58 and 2,287.40

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Solution

The fourth proportional to 6,968.60, 10,445.58 and 2,287.40 is: 3,428.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,968.60 : 10,445.58 = 2,287.40 : x
  2. Step 2: Convert to fraction form
    6,968.60/10,445.58 = 2,287.40/x
  3. Step 3: Cross multiply
    6,968.60x = 10,445.58 × 2,287.40
  4. Step 4: Simplify right side
    6,968.60x = 23,893,219.69
  5. Step 5: Solve for x
    x = 23,893,219.69/6,968.60
  6. Step 6: Final answer
    x = 3,428.70

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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.