Home / 2,358.36-3,254.04-1,310.40

Finding the Fourth Proportional to 2,358.36, 3,254.04 and 1,310.40

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Solution

The fourth proportional to 2,358.36, 3,254.04 and 1,310.40 is: 1,808.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,358.36 : 3,254.04 = 1,310.40 : x
  2. Step 2: Convert to fraction form
    2,358.36/3,254.04 = 1,310.40/x
  3. Step 3: Cross multiply
    2,358.36x = 3,254.04 × 1,310.40
  4. Step 4: Simplify right side
    2,358.36x = 4,264,094.02
  5. Step 5: Solve for x
    x = 4,264,094.02/2,358.36
  6. Step 6: Final answer
    x = 1,808.08

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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.