Home / 2,968.14-4,455.10-1,430.22

Finding the Fourth Proportional to 2,968.14, 4,455.10 and 1,430.22

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Solution

The fourth proportional to 2,968.14, 4,455.10 and 1,430.22 is: 2,146.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,968.14 : 4,455.10 = 1,430.22 : x
  2. Step 2: Convert to fraction form
    2,968.14/4,455.10 = 1,430.22/x
  3. Step 3: Cross multiply
    2,968.14x = 4,455.10 × 1,430.22
  4. Step 4: Simplify right side
    2,968.14x = 6,371,773.12
  5. Step 5: Solve for x
    x = 6,371,773.12/2,968.14
  6. Step 6: Final answer
    x = 2,146.72

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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.