Home / 4,556.80-6,834.40-1,270.24

Finding the Fourth Proportional to 4,556.80, 6,834.40 and 1,270.24

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Solution

The fourth proportional to 4,556.80, 6,834.40 and 1,270.24 is: 1,905.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,556.80 : 6,834.40 = 1,270.24 : x
  2. Step 2: Convert to fraction form
    4,556.80/6,834.40 = 1,270.24/x
  3. Step 3: Cross multiply
    4,556.80x = 6,834.40 × 1,270.24
  4. Step 4: Simplify right side
    4,556.80x = 8,681,328.26
  5. Step 5: Solve for x
    x = 8,681,328.26/4,556.80
  6. Step 6: Final answer
    x = 1,905.14

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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.