Home / 3,852.48-5,779.34-1,661.24

Finding the Fourth Proportional to 3,852.48, 5,779.34 and 1,661.24

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Solution

The fourth proportional to 3,852.48, 5,779.34 and 1,661.24 is: 2,492.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,852.48 : 5,779.34 = 1,661.24 : x
  2. Step 2: Convert to fraction form
    3,852.48/5,779.34 = 1,661.24/x
  3. Step 3: Cross multiply
    3,852.48x = 5,779.34 × 1,661.24
  4. Step 4: Simplify right side
    3,852.48x = 9,600,870.78
  5. Step 5: Solve for x
    x = 9,600,870.78/3,852.48
  6. Step 6: Final answer
    x = 2,492.13

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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.