Home / 1,853.48-2,557.70-1,056.83

Finding the Fourth Proportional to 1,853.48, 2,557.70 and 1,056.83

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Solution

The fourth proportional to 1,853.48, 2,557.70 and 1,056.83 is: 1,458.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,853.48 : 2,557.70 = 1,056.83 : x
  2. Step 2: Convert to fraction form
    1,853.48/2,557.70 = 1,056.83/x
  3. Step 3: Cross multiply
    1,853.48x = 2,557.70 × 1,056.83
  4. Step 4: Simplify right side
    1,853.48x = 2,703,041.96
  5. Step 5: Solve for x
    x = 2,703,041.96/1,853.48
  6. Step 6: Final answer
    x = 1,458.36

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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.