Home / 8,045.94-11,102.93-4,689.30

Finding the Fourth Proportional to 8,045.94, 11,102.93 and 4,689.30

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Solution

The fourth proportional to 8,045.94, 11,102.93 and 4,689.30 is: 6,470.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,045.94 : 11,102.93 = 4,689.30 : x
  2. Step 2: Convert to fraction form
    8,045.94/11,102.93 = 4,689.30/x
  3. Step 3: Cross multiply
    8,045.94x = 11,102.93 × 4,689.30
  4. Step 4: Simplify right side
    8,045.94x = 52,064,969.65
  5. Step 5: Solve for x
    x = 52,064,969.65/8,045.94
  6. Step 6: Final answer
    x = 6,470.96

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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.