Home / 2,323.68-3,485.60-1,091.08

Finding the Fourth Proportional to 2,323.68, 3,485.60 and 1,091.08

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Solution

The fourth proportional to 2,323.68, 3,485.60 and 1,091.08 is: 1,636.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,323.68 : 3,485.60 = 1,091.08 : x
  2. Step 2: Convert to fraction form
    2,323.68/3,485.60 = 1,091.08/x
  3. Step 3: Cross multiply
    2,323.68x = 3,485.60 × 1,091.08
  4. Step 4: Simplify right side
    2,323.68x = 3,803,068.45
  5. Step 5: Solve for x
    x = 3,803,068.45/2,323.68
  6. Step 6: Final answer
    x = 1,636.66

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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.