Home / 4,875.03-6,728.90-2,886.27

Finding the Fourth Proportional to 4,875.03, 6,728.90 and 2,886.27

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Solution

The fourth proportional to 4,875.03, 6,728.90 and 2,886.27 is: 3,983.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,875.03 : 6,728.90 = 2,886.27 : x
  2. Step 2: Convert to fraction form
    4,875.03/6,728.90 = 2,886.27/x
  3. Step 3: Cross multiply
    4,875.03x = 6,728.90 × 2,886.27
  4. Step 4: Simplify right side
    4,875.03x = 19,421,407.77
  5. Step 5: Solve for x
    x = 19,421,407.77/4,875.03
  6. Step 6: Final answer
    x = 3,983.85

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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.