Home / 4,535.80-6,804.32-1,613.40

Finding the Fourth Proportional to 4,535.80, 6,804.32 and 1,613.40

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Solution

The fourth proportional to 4,535.80, 6,804.32 and 1,613.40 is: 2,420.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,535.80 : 6,804.32 = 1,613.40 : x
  2. Step 2: Convert to fraction form
    4,535.80/6,804.32 = 1,613.40/x
  3. Step 3: Cross multiply
    4,535.80x = 6,804.32 × 1,613.40
  4. Step 4: Simplify right side
    4,535.80x = 10,978,089.89
  5. Step 5: Solve for x
    x = 10,978,089.89/4,535.80
  6. Step 6: Final answer
    x = 2,420.32

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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.