Home / 2,088.19-2,880.54-1,341.31

Finding the Fourth Proportional to 2,088.19, 2,880.54 and 1,341.31

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Solution

The fourth proportional to 2,088.19, 2,880.54 and 1,341.31 is: 1,850.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,088.19 : 2,880.54 = 1,341.31 : x
  2. Step 2: Convert to fraction form
    2,088.19/2,880.54 = 1,341.31/x
  3. Step 3: Cross multiply
    2,088.19x = 2,880.54 × 1,341.31
  4. Step 4: Simplify right side
    2,088.19x = 3,863,697.11
  5. Step 5: Solve for x
    x = 3,863,697.11/2,088.19
  6. Step 6: Final answer
    x = 1,850.26

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1.5x scale

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.