Home / 4,982.77-7,477.04-1,864.90

Finding the Fourth Proportional to 4,982.77, 7,477.04 and 1,864.90

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Solution

The fourth proportional to 4,982.77, 7,477.04 and 1,864.90 is: 2,798.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,982.77 : 7,477.04 = 1,864.90 : x
  2. Step 2: Convert to fraction form
    4,982.77/7,477.04 = 1,864.90/x
  3. Step 3: Cross multiply
    4,982.77x = 7,477.04 × 1,864.90
  4. Step 4: Simplify right side
    4,982.77x = 13,943,931.90
  5. Step 5: Solve for x
    x = 13,943,931.90/4,982.77
  6. Step 6: Final answer
    x = 2,798.43

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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.