Home / 1,899.51-2,621.37-1,060.37

Finding the Fourth Proportional to 1,899.51, 2,621.37 and 1,060.37

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Solution

The fourth proportional to 1,899.51, 2,621.37 and 1,060.37 is: 1,463.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,899.51 : 2,621.37 = 1,060.37 : x
  2. Step 2: Convert to fraction form
    1,899.51/2,621.37 = 1,060.37/x
  3. Step 3: Cross multiply
    1,899.51x = 2,621.37 × 1,060.37
  4. Step 4: Simplify right side
    1,899.51x = 2,779,628.66
  5. Step 5: Solve for x
    x = 2,779,628.66/1,899.51
  6. Step 6: Final answer
    x = 1,463.34

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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.