Home / 2,545.02-3,817.58-1,673.09

Finding the Fourth Proportional to 2,545.02, 3,817.58 and 1,673.09

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Solution

The fourth proportional to 2,545.02, 3,817.58 and 1,673.09 is: 2,509.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,545.02 : 3,817.58 = 1,673.09 : x
  2. Step 2: Convert to fraction form
    2,545.02/3,817.58 = 1,673.09/x
  3. Step 3: Cross multiply
    2,545.02x = 3,817.58 × 1,673.09
  4. Step 4: Simplify right side
    2,545.02x = 6,387,127.47
  5. Step 5: Solve for x
    x = 6,387,127.47/2,545.02
  6. Step 6: Final answer
    x = 2,509.66

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1.5x scale

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.