Home / 1,854.63-2,559.40-1,015.35

Finding the Fourth Proportional to 1,854.63, 2,559.40 and 1,015.35

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Solution

The fourth proportional to 1,854.63, 2,559.40 and 1,015.35 is: 1,401.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,854.63 : 2,559.40 = 1,015.35 : x
  2. Step 2: Convert to fraction form
    1,854.63/2,559.40 = 1,015.35/x
  3. Step 3: Cross multiply
    1,854.63x = 2,559.40 × 1,015.35
  4. Step 4: Simplify right side
    1,854.63x = 2,598,686.79
  5. Step 5: Solve for x
    x = 2,598,686.79/1,854.63
  6. Step 6: Final answer
    x = 1,401.19

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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.