Home / 2,693.48-4,041.40-1,307.88

Finding the Fourth Proportional to 2,693.48, 4,041.40 and 1,307.88

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Solution

The fourth proportional to 2,693.48, 4,041.40 and 1,307.88 is: 1,962.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,693.48 : 4,041.40 = 1,307.88 : x
  2. Step 2: Convert to fraction form
    2,693.48/4,041.40 = 1,307.88/x
  3. Step 3: Cross multiply
    2,693.48x = 4,041.40 × 1,307.88
  4. Step 4: Simplify right side
    2,693.48x = 5,285,666.23
  5. Step 5: Solve for x
    x = 5,285,666.23/2,693.48
  6. Step 6: Final answer
    x = 1,962.39

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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.