Home / 5,253.04-7,879.58-1,555.34

Finding the Fourth Proportional to 5,253.04, 7,879.58 and 1,555.34

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Solution

The fourth proportional to 5,253.04, 7,879.58 and 1,555.34 is: 2,333.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,253.04 : 7,879.58 = 1,555.34 : x
  2. Step 2: Convert to fraction form
    5,253.04/7,879.58 = 1,555.34/x
  3. Step 3: Cross multiply
    5,253.04x = 7,879.58 × 1,555.34
  4. Step 4: Simplify right side
    5,253.04x = 12,255,384.62
  5. Step 5: Solve for x
    x = 12,255,384.62/5,253.04
  6. Step 6: Final answer
    x = 2,333.01

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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.