Home / 1,747.65-2,412.23-1,030.46

Finding the Fourth Proportional to 1,747.65, 2,412.23 and 1,030.46

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Solution

The fourth proportional to 1,747.65, 2,412.23 and 1,030.46 is: 1,422.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,747.65 : 2,412.23 = 1,030.46 : x
  2. Step 2: Convert to fraction form
    1,747.65/2,412.23 = 1,030.46/x
  3. Step 3: Cross multiply
    1,747.65x = 2,412.23 × 1,030.46
  4. Step 4: Simplify right side
    1,747.65x = 2,485,715.13
  5. Step 5: Solve for x
    x = 2,485,715.13/1,747.65
  6. Step 6: Final answer
    x = 1,422.32

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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.