Home / 7,030.26-9,700.56-4,045.61

Finding the Fourth Proportional to 7,030.26, 9,700.56 and 4,045.61

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Solution

The fourth proportional to 7,030.26, 9,700.56 and 4,045.61 is: 5,582.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,030.26 : 9,700.56 = 4,045.61 : x
  2. Step 2: Convert to fraction form
    7,030.26/9,700.56 = 4,045.61/x
  3. Step 3: Cross multiply
    7,030.26x = 9,700.56 × 4,045.61
  4. Step 4: Simplify right side
    7,030.26x = 39,244,706.79
  5. Step 5: Solve for x
    x = 39,244,706.79/7,030.26
  6. Step 6: Final answer
    x = 5,582.26

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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.