Home / 2,389.56-3,586.77-1,697.01

Finding the Fourth Proportional to 2,389.56, 3,586.77 and 1,697.01

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Solution

The fourth proportional to 2,389.56, 3,586.77 and 1,697.01 is: 2,547.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,389.56 : 3,586.77 = 1,697.01 : x
  2. Step 2: Convert to fraction form
    2,389.56/3,586.77 = 1,697.01/x
  3. Step 3: Cross multiply
    2,389.56x = 3,586.77 × 1,697.01
  4. Step 4: Simplify right side
    2,389.56x = 6,086,776.07
  5. Step 5: Solve for x
    x = 6,086,776.07/2,389.56
  6. Step 6: Final answer
    x = 2,547.24

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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.