Home / 4,986.08-7,482.04-1,868.28

Finding the Fourth Proportional to 4,986.08, 7,482.04 and 1,868.28

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Solution

The fourth proportional to 4,986.08, 7,482.04 and 1,868.28 is: 2,803.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,986.08 : 7,482.04 = 1,868.28 : x
  2. Step 2: Convert to fraction form
    4,986.08/7,482.04 = 1,868.28/x
  3. Step 3: Cross multiply
    4,986.08x = 7,482.04 × 1,868.28
  4. Step 4: Simplify right side
    4,986.08x = 13,978,541.02
  5. Step 5: Solve for x
    x = 13,978,541.02/4,986.08
  6. Step 6: Final answer
    x = 2,803.51

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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.