Home / 5,070.37-7,605.55-1,782.70

Finding the Fourth Proportional to 5,070.37, 7,605.55 and 1,782.70

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Solution

The fourth proportional to 5,070.37, 7,605.55 and 1,782.70 is: 2,674.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,070.37 : 7,605.55 = 1,782.70 : x
  2. Step 2: Convert to fraction form
    5,070.37/7,605.55 = 1,782.70/x
  3. Step 3: Cross multiply
    5,070.37x = 7,605.55 × 1,782.70
  4. Step 4: Simplify right side
    5,070.37x = 13,558,413.99
  5. Step 5: Solve for x
    x = 13,558,413.99/5,070.37
  6. Step 6: Final answer
    x = 2,674.05

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Similar ratio
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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.