Home / 3,038.02-4,553.10-1,390.93

Finding the Fourth Proportional to 3,038.02, 4,553.10 and 1,390.93

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Solution

The fourth proportional to 3,038.02, 4,553.10 and 1,390.93 is: 2,084.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,038.02 : 4,553.10 = 1,390.93 : x
  2. Step 2: Convert to fraction form
    3,038.02/4,553.10 = 1,390.93/x
  3. Step 3: Cross multiply
    3,038.02x = 4,553.10 × 1,390.93
  4. Step 4: Simplify right side
    3,038.02x = 6,333,043.38
  5. Step 5: Solve for x
    x = 6,333,043.38/3,038.02
  6. Step 6: Final answer
    x = 2,084.60

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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.