Home / 1,583.05-2,374.67-1,235.71

Finding the Fourth Proportional to 1,583.05, 2,374.67 and 1,235.71

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Solution

The fourth proportional to 1,583.05, 2,374.67 and 1,235.71 is: 1,853.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,583.05 : 2,374.67 = 1,235.71 : x
  2. Step 2: Convert to fraction form
    1,583.05/2,374.67 = 1,235.71/x
  3. Step 3: Cross multiply
    1,583.05x = 2,374.67 × 1,235.71
  4. Step 4: Simplify right side
    1,583.05x = 2,934,403.47
  5. Step 5: Solve for x
    x = 2,934,403.47/1,583.05
  6. Step 6: Final answer
    x = 1,853.64

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1.5x scale

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.