Home / 1,325.61-1,829.58-1,010.37

Finding the Fourth Proportional to 1,325.61, 1,829.58 and 1,010.37

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Solution

The fourth proportional to 1,325.61, 1,829.58 and 1,010.37 is: 1,394.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,325.61 : 1,829.58 = 1,010.37 : x
  2. Step 2: Convert to fraction form
    1,325.61/1,829.58 = 1,010.37/x
  3. Step 3: Cross multiply
    1,325.61x = 1,829.58 × 1,010.37
  4. Step 4: Simplify right side
    1,325.61x = 1,848,552.74
  5. Step 5: Solve for x
    x = 1,848,552.74/1,325.61
  6. Step 6: Final answer
    x = 1,394.49

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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.