Home / 5,038.86-6,953.29-2,800.58

Finding the Fourth Proportional to 5,038.86, 6,953.29 and 2,800.58

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Solution

The fourth proportional to 5,038.86, 6,953.29 and 2,800.58 is: 3,864.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,038.86 : 6,953.29 = 2,800.58 : x
  2. Step 2: Convert to fraction form
    5,038.86/6,953.29 = 2,800.58/x
  3. Step 3: Cross multiply
    5,038.86x = 6,953.29 × 2,800.58
  4. Step 4: Simplify right side
    5,038.86x = 19,473,218.89
  5. Step 5: Solve for x
    x = 19,473,218.89/5,038.86
  6. Step 6: Final answer
    x = 3,864.61

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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.