Home / 1,760.04-2,428.68-974.03

Finding the Fourth Proportional to 1,760.04, 2,428.68 and 974.03

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Solution

The fourth proportional to 1,760.04, 2,428.68 and 974.03 is: 1,344.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,760.04 : 2,428.68 = 974.03 : x
  2. Step 2: Convert to fraction form
    1,760.04/2,428.68 = 974.03/x
  3. Step 3: Cross multiply
    1,760.04x = 2,428.68 × 974.03
  4. Step 4: Simplify right side
    1,760.04x = 2,365,607.18
  5. Step 5: Solve for x
    x = 2,365,607.18/1,760.04
  6. Step 6: Final answer
    x = 1,344.06

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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.