Home / 1,876.74-2,588.82-1,130.23

Finding the Fourth Proportional to 1,876.74, 2,588.82 and 1,130.23

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Solution

The fourth proportional to 1,876.74, 2,588.82 and 1,130.23 is: 1,559.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,876.74 : 2,588.82 = 1,130.23 : x
  2. Step 2: Convert to fraction form
    1,876.74/2,588.82 = 1,130.23/x
  3. Step 3: Cross multiply
    1,876.74x = 2,588.82 × 1,130.23
  4. Step 4: Simplify right side
    1,876.74x = 2,925,962.03
  5. Step 5: Solve for x
    x = 2,925,962.03/1,876.74
  6. Step 6: Final answer
    x = 1,559.07

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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.