Home / 2,971.02-4,459.23-1,585.54

Finding the Fourth Proportional to 2,971.02, 4,459.23 and 1,585.54

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Solution

The fourth proportional to 2,971.02, 4,459.23 and 1,585.54 is: 2,379.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,971.02 : 4,459.23 = 1,585.54 : x
  2. Step 2: Convert to fraction form
    2,971.02/4,459.23 = 1,585.54/x
  3. Step 3: Cross multiply
    2,971.02x = 4,459.23 × 1,585.54
  4. Step 4: Simplify right side
    2,971.02x = 7,070,276.39
  5. Step 5: Solve for x
    x = 7,070,276.39/2,971.02
  6. Step 6: Final answer
    x = 2,379.75

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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.