Home / 5,038.84-6,953.60-2,800.66

Finding the Fourth Proportional to 5,038.84, 6,953.60 and 2,800.66

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Solution

The fourth proportional to 5,038.84, 6,953.60 and 2,800.66 is: 3,864.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,038.84 : 6,953.60 = 2,800.66 : x
  2. Step 2: Convert to fraction form
    5,038.84/6,953.60 = 2,800.66/x
  3. Step 3: Cross multiply
    5,038.84x = 6,953.60 × 2,800.66
  4. Step 4: Simplify right side
    5,038.84x = 19,474,669.38
  5. Step 5: Solve for x
    x = 19,474,669.38/5,038.84
  6. Step 6: Final answer
    x = 3,864.91

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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.