Home / 2,127.36-2,916.60-2,088.48

Finding the Fourth Proportional to 2,127.36, 2,916.60 and 2,088.48

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Solution

The fourth proportional to 2,127.36, 2,916.60 and 2,088.48 is: 2,863.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,127.36 : 2,916.60 = 2,088.48 : x
  2. Step 2: Convert to fraction form
    2,127.36/2,916.60 = 2,088.48/x
  3. Step 3: Cross multiply
    2,127.36x = 2,916.60 × 2,088.48
  4. Step 4: Simplify right side
    2,127.36x = 6,091,260.77
  5. Step 5: Solve for x
    x = 6,091,260.77/2,127.36
  6. Step 6: Final answer
    x = 2,863.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.