Home / 4,890.36-6,737.29-4,000.98

Finding the Fourth Proportional to 4,890.36, 6,737.29 and 4,000.98

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Solution

The fourth proportional to 4,890.36, 6,737.29 and 4,000.98 is: 5,512.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,890.36 : 6,737.29 = 4,000.98 : x
  2. Step 2: Convert to fraction form
    4,890.36/6,737.29 = 4,000.98/x
  3. Step 3: Cross multiply
    4,890.36x = 6,737.29 × 4,000.98
  4. Step 4: Simplify right side
    4,890.36x = 26,955,762.54
  5. Step 5: Solve for x
    x = 26,955,762.54/4,890.36
  6. Step 6: Final answer
    x = 5,512.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.