Home / 4,992.20-7,483.03-1,870.16

Finding the Fourth Proportional to 4,992.20, 7,483.03 and 1,870.16

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Solution

The fourth proportional to 4,992.20, 7,483.03 and 1,870.16 is: 2,803.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,992.20 : 7,483.03 = 1,870.16 : x
  2. Step 2: Convert to fraction form
    4,992.20/7,483.03 = 1,870.16/x
  3. Step 3: Cross multiply
    4,992.20x = 7,483.03 × 1,870.16
  4. Step 4: Simplify right side
    4,992.20x = 13,994,477.42
  5. Step 5: Solve for x
    x = 13,994,477.42/4,992.20
  6. Step 6: Final answer
    x = 2,803.27

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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.