Home / 4,461.89-6,693.94-1,688.55

Finding the Fourth Proportional to 4,461.89, 6,693.94 and 1,688.55

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Solution

The fourth proportional to 4,461.89, 6,693.94 and 1,688.55 is: 2,533.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,461.89 : 6,693.94 = 1,688.55 : x
  2. Step 2: Convert to fraction form
    4,461.89/6,693.94 = 1,688.55/x
  3. Step 3: Cross multiply
    4,461.89x = 6,693.94 × 1,688.55
  4. Step 4: Simplify right side
    4,461.89x = 11,303,029.40
  5. Step 5: Solve for x
    x = 11,303,029.40/4,461.89
  6. Step 6: Final answer
    x = 2,533.24

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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.