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Finding the Fourth Proportional to 5,038.96, 6,953.93 and 2,800.93

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Solution

The fourth proportional to 5,038.96, 6,953.93 and 2,800.93 is: 3,865.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,038.96 : 6,953.93 = 2,800.93 : x
  2. Step 2: Convert to fraction form
    5,038.96/6,953.93 = 2,800.93/x
  3. Step 3: Cross multiply
    5,038.96x = 6,953.93 × 2,800.93
  4. Step 4: Simplify right side
    5,038.96x = 19,477,471.15
  5. Step 5: Solve for x
    x = 19,477,471.15/5,038.96
  6. Step 6: Final answer
    x = 3,865.38

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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.