Home / 4,458.60-6,148.80-2,945.52

Finding the Fourth Proportional to 4,458.60, 6,148.80 and 2,945.52

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Solution

The fourth proportional to 4,458.60, 6,148.80 and 2,945.52 is: 4,062.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,458.60 : 6,148.80 = 2,945.52 : x
  2. Step 2: Convert to fraction form
    4,458.60/6,148.80 = 2,945.52/x
  3. Step 3: Cross multiply
    4,458.60x = 6,148.80 × 2,945.52
  4. Step 4: Simplify right side
    4,458.60x = 18,111,413.38
  5. Step 5: Solve for x
    x = 18,111,413.38/4,458.60
  6. Step 6: Final answer
    x = 4,062.13

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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.