Home / 8,070.06-11,120.31-5,827.98

Finding the Fourth Proportional to 8,070.06, 11,120.31 and 5,827.98

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Solution

The fourth proportional to 8,070.06, 11,120.31 and 5,827.98 is: 8,030.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,070.06 : 11,120.31 = 5,827.98 : x
  2. Step 2: Convert to fraction form
    8,070.06/11,120.31 = 5,827.98/x
  3. Step 3: Cross multiply
    8,070.06x = 11,120.31 × 5,827.98
  4. Step 4: Simplify right side
    8,070.06x = 64,808,944.27
  5. Step 5: Solve for x
    x = 64,808,944.27/8,070.06
  6. Step 6: Final answer
    x = 8,030.79

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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.