Home / 1,883.10-2,598.66-1,126.98

Finding the Fourth Proportional to 1,883.10, 2,598.66 and 1,126.98

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Solution

The fourth proportional to 1,883.10, 2,598.66 and 1,126.98 is: 1,555.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,883.10 : 2,598.66 = 1,126.98 : x
  2. Step 2: Convert to fraction form
    1,883.10/2,598.66 = 1,126.98/x
  3. Step 3: Cross multiply
    1,883.10x = 2,598.66 × 1,126.98
  4. Step 4: Simplify right side
    1,883.10x = 2,928,637.85
  5. Step 5: Solve for x
    x = 2,928,637.85/1,883.10
  6. Step 6: Final answer
    x = 1,555.22

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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.