Home / 1,555.63-2,333.45-1,460.59

Finding the Fourth Proportional to 1,555.63, 2,333.45 and 1,460.59

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Solution

The fourth proportional to 1,555.63, 2,333.45 and 1,460.59 is: 2,190.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555.63 : 2,333.45 = 1,460.59 : x
  2. Step 2: Convert to fraction form
    1,555.63/2,333.45 = 1,460.59/x
  3. Step 3: Cross multiply
    1,555.63x = 2,333.45 × 1,460.59
  4. Step 4: Simplify right side
    1,555.63x = 3,408,213.74
  5. Step 5: Solve for x
    x = 3,408,213.74/1,555.63
  6. Step 6: Final answer
    x = 2,190.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.