Home / 4,285.04-6,427.60-1,323.44

Finding the Fourth Proportional to 4,285.04, 6,427.60 and 1,323.44

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Solution

The fourth proportional to 4,285.04, 6,427.60 and 1,323.44 is: 1,985.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,285.04 : 6,427.60 = 1,323.44 : x
  2. Step 2: Convert to fraction form
    4,285.04/6,427.60 = 1,323.44/x
  3. Step 3: Cross multiply
    4,285.04x = 6,427.60 × 1,323.44
  4. Step 4: Simplify right side
    4,285.04x = 8,506,542.94
  5. Step 5: Solve for x
    x = 8,506,542.94/4,285.04
  6. Step 6: Final answer
    x = 1,985.17

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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.