Home / 2,916.13-4,024.37-1,657.40

Finding the Fourth Proportional to 2,916.13, 4,024.37 and 1,657.40

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Solution

The fourth proportional to 2,916.13, 4,024.37 and 1,657.40 is: 2,287.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916.13 : 4,024.37 = 1,657.40 : x
  2. Step 2: Convert to fraction form
    2,916.13/4,024.37 = 1,657.40/x
  3. Step 3: Cross multiply
    2,916.13x = 4,024.37 × 1,657.40
  4. Step 4: Simplify right side
    2,916.13x = 6,669,962.43
  5. Step 5: Solve for x
    x = 6,669,962.43/2,916.13
  6. Step 6: Final answer
    x = 2,287.27

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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.