Home / 2,685.66-4,030.53-1,041.29

Finding the Fourth Proportional to 2,685.66, 4,030.53 and 1,041.29

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Solution

The fourth proportional to 2,685.66, 4,030.53 and 1,041.29 is: 1,562.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,685.66 : 4,030.53 = 1,041.29 : x
  2. Step 2: Convert to fraction form
    2,685.66/4,030.53 = 1,041.29/x
  3. Step 3: Cross multiply
    2,685.66x = 4,030.53 × 1,041.29
  4. Step 4: Simplify right side
    2,685.66x = 4,196,941.64
  5. Step 5: Solve for x
    x = 4,196,941.64/2,685.66
  6. Step 6: Final answer
    x = 1,562.72

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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.