Home / 2,762.34-4,140.81-1,030.02

Finding the Fourth Proportional to 2,762.34, 4,140.81 and 1,030.02

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Solution

The fourth proportional to 2,762.34, 4,140.81 and 1,030.02 is: 1,544.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,762.34 : 4,140.81 = 1,030.02 : x
  2. Step 2: Convert to fraction form
    2,762.34/4,140.81 = 1,030.02/x
  3. Step 3: Cross multiply
    2,762.34x = 4,140.81 × 1,030.02
  4. Step 4: Simplify right side
    2,762.34x = 4,265,117.12
  5. Step 5: Solve for x
    x = 4,265,117.12/2,762.34
  6. Step 6: Final answer
    x = 1,544.02

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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.