Home / 1,876.07-2,588.94-1,130.03

Finding the Fourth Proportional to 1,876.07, 2,588.94 and 1,130.03

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Solution

The fourth proportional to 1,876.07, 2,588.94 and 1,130.03 is: 1,559.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,876.07 : 2,588.94 = 1,130.03 : x
  2. Step 2: Convert to fraction form
    1,876.07/2,588.94 = 1,130.03/x
  3. Step 3: Cross multiply
    1,876.07x = 2,588.94 × 1,130.03
  4. Step 4: Simplify right side
    1,876.07x = 2,925,579.87
  5. Step 5: Solve for x
    x = 2,925,579.87/1,876.07
  6. Step 6: Final answer
    x = 1,559.42

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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.