Home / 3,345.02-4,615.86-1,853.00

Finding the Fourth Proportional to 3,345.02, 4,615.86 and 1,853.00

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Solution

The fourth proportional to 3,345.02, 4,615.86 and 1,853.00 is: 2,556.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,345.02 : 4,615.86 = 1,853.00 : x
  2. Step 2: Convert to fraction form
    3,345.02/4,615.86 = 1,853.00/x
  3. Step 3: Cross multiply
    3,345.02x = 4,615.86 × 1,853.00
  4. Step 4: Simplify right side
    3,345.02x = 8,553,200.12
  5. Step 5: Solve for x
    x = 8,553,200.12/3,345.02
  6. Step 6: Final answer
    x = 2,556.99

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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.