Home / 4,756.18-7,135.58-1,984.15

Finding the Fourth Proportional to 4,756.18, 7,135.58 and 1,984.15

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Solution

The fourth proportional to 4,756.18, 7,135.58 and 1,984.15 is: 2,976.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,756.18 : 7,135.58 = 1,984.15 : x
  2. Step 2: Convert to fraction form
    4,756.18/7,135.58 = 1,984.15/x
  3. Step 3: Cross multiply
    4,756.18x = 7,135.58 × 1,984.15
  4. Step 4: Simplify right side
    4,756.18x = 14,158,051.14
  5. Step 5: Solve for x
    x = 14,158,051.14/4,756.18
  6. Step 6: Final answer
    x = 2,976.77

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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.