Home / 1,943.23-2,681.66-1,059.03

Finding the Fourth Proportional to 1,943.23, 2,681.66 and 1,059.03

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Solution

The fourth proportional to 1,943.23, 2,681.66 and 1,059.03 is: 1,461.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,943.23 : 2,681.66 = 1,059.03 : x
  2. Step 2: Convert to fraction form
    1,943.23/2,681.66 = 1,059.03/x
  3. Step 3: Cross multiply
    1,943.23x = 2,681.66 × 1,059.03
  4. Step 4: Simplify right side
    1,943.23x = 2,839,962.45
  5. Step 5: Solve for x
    x = 2,839,962.45/1,943.23
  6. Step 6: Final answer
    x = 1,461.46

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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.