Home / 6,413.04-8,845.20-4,316.76

Finding the Fourth Proportional to 6,413.04, 8,845.20 and 4,316.76

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Solution

The fourth proportional to 6,413.04, 8,845.20 and 4,316.76 is: 5,953.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,413.04 : 8,845.20 = 4,316.76 : x
  2. Step 2: Convert to fraction form
    6,413.04/8,845.20 = 4,316.76/x
  3. Step 3: Cross multiply
    6,413.04x = 8,845.20 × 4,316.76
  4. Step 4: Simplify right side
    6,413.04x = 38,182,605.55
  5. Step 5: Solve for x
    x = 38,182,605.55/6,413.04
  6. Step 6: Final answer
    x = 5,953.90

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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.