Home / 4,521.80-6,782.77-1,235.16

Finding the Fourth Proportional to 4,521.80, 6,782.77 and 1,235.16

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Solution

The fourth proportional to 4,521.80, 6,782.77 and 1,235.16 is: 1,852.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,521.80 : 6,782.77 = 1,235.16 : x
  2. Step 2: Convert to fraction form
    4,521.80/6,782.77 = 1,235.16/x
  3. Step 3: Cross multiply
    4,521.80x = 6,782.77 × 1,235.16
  4. Step 4: Simplify right side
    4,521.80x = 8,377,806.19
  5. Step 5: Solve for x
    x = 8,377,806.19/4,521.80
  6. Step 6: Final answer
    x = 1,852.76

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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.