Home / 2,430.08-3,352.93-1,765.78

Finding the Fourth Proportional to 2,430.08, 3,352.93 and 1,765.78

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Solution

The fourth proportional to 2,430.08, 3,352.93 and 1,765.78 is: 2,436.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,430.08 : 3,352.93 = 1,765.78 : x
  2. Step 2: Convert to fraction form
    2,430.08/3,352.93 = 1,765.78/x
  3. Step 3: Cross multiply
    2,430.08x = 3,352.93 × 1,765.78
  4. Step 4: Simplify right side
    2,430.08x = 5,920,523.94
  5. Step 5: Solve for x
    x = 5,920,523.94/2,430.08
  6. Step 6: Final answer
    x = 2,436.35

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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.