Home / 1,502.51-2,071.41-1,053.77

Finding the Fourth Proportional to 1,502.51, 2,071.41 and 1,053.77

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Solution

The fourth proportional to 1,502.51, 2,071.41 and 1,053.77 is: 1,452.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,502.51 : 2,071.41 = 1,053.77 : x
  2. Step 2: Convert to fraction form
    1,502.51/2,071.41 = 1,053.77/x
  3. Step 3: Cross multiply
    1,502.51x = 2,071.41 × 1,053.77
  4. Step 4: Simplify right side
    1,502.51x = 2,182,779.36
  5. Step 5: Solve for x
    x = 2,182,779.36/1,502.51
  6. Step 6: Final answer
    x = 1,452.76

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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.