Home / 5,790.56-8,686.32-1,894.88

Finding the Fourth Proportional to 5,790.56, 8,686.32 and 1,894.88

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Solution

The fourth proportional to 5,790.56, 8,686.32 and 1,894.88 is: 2,842.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,790.56 : 8,686.32 = 1,894.88 : x
  2. Step 2: Convert to fraction form
    5,790.56/8,686.32 = 1,894.88/x
  3. Step 3: Cross multiply
    5,790.56x = 8,686.32 × 1,894.88
  4. Step 4: Simplify right side
    5,790.56x = 16,459,534.04
  5. Step 5: Solve for x
    x = 16,459,534.04/5,790.56
  6. Step 6: Final answer
    x = 2,842.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.