Home / 1,465.22-2,196.42-848.36

Finding the Fourth Proportional to 1,465.22, 2,196.42 and 848.36

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Solution

The fourth proportional to 1,465.22, 2,196.42 and 848.36 is: 1,271.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465.22 : 2,196.42 = 848.36 : x
  2. Step 2: Convert to fraction form
    1,465.22/2,196.42 = 848.36/x
  3. Step 3: Cross multiply
    1,465.22x = 2,196.42 × 848.36
  4. Step 4: Simplify right side
    1,465.22x = 1,863,354.87
  5. Step 5: Solve for x
    x = 1,863,354.87/1,465.22
  6. Step 6: Final answer
    x = 1,271.72

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1.5x scale

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.