Home / 2,646.16-3,968.70-1,002.14

Finding the Fourth Proportional to 2,646.16, 3,968.70 and 1,002.14

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Solution

The fourth proportional to 2,646.16, 3,968.70 and 1,002.14 is: 1,503.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,646.16 : 3,968.70 = 1,002.14 : x
  2. Step 2: Convert to fraction form
    2,646.16/3,968.70 = 1,002.14/x
  3. Step 3: Cross multiply
    2,646.16x = 3,968.70 × 1,002.14
  4. Step 4: Simplify right side
    2,646.16x = 3,977,193.02
  5. Step 5: Solve for x
    x = 3,977,193.02/2,646.16
  6. Step 6: Final answer
    x = 1,503.01

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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.