Home / 5,235.13-7,852.55-1,948.25

Finding the Fourth Proportional to 5,235.13, 7,852.55 and 1,948.25

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Solution

The fourth proportional to 5,235.13, 7,852.55 and 1,948.25 is: 2,922.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,235.13 : 7,852.55 = 1,948.25 : x
  2. Step 2: Convert to fraction form
    5,235.13/7,852.55 = 1,948.25/x
  3. Step 3: Cross multiply
    5,235.13x = 7,852.55 × 1,948.25
  4. Step 4: Simplify right side
    5,235.13x = 15,298,740.43
  5. Step 5: Solve for x
    x = 15,298,740.43/5,235.13
  6. Step 6: Final answer
    x = 2,922.32

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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.