Home / 1,580.94-2,366.74-1,513.28

Finding the Fourth Proportional to 1,580.94, 2,366.74 and 1,513.28

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Solution

The fourth proportional to 1,580.94, 2,366.74 and 1,513.28 is: 2,265.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580.94 : 2,366.74 = 1,513.28 : x
  2. Step 2: Convert to fraction form
    1,580.94/2,366.74 = 1,513.28/x
  3. Step 3: Cross multiply
    1,580.94x = 2,366.74 × 1,513.28
  4. Step 4: Simplify right side
    1,580.94x = 3,581,532.81
  5. Step 5: Solve for x
    x = 3,581,532.81/1,580.94
  6. Step 6: Final answer
    x = 2,265.45

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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.