Home / 5,653.44-7,802.55-4,707.90

Finding the Fourth Proportional to 5,653.44, 7,802.55 and 4,707.90

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Solution

The fourth proportional to 5,653.44, 7,802.55 and 4,707.90 is: 6,497.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,653.44 : 7,802.55 = 4,707.90 : x
  2. Step 2: Convert to fraction form
    5,653.44/7,802.55 = 4,707.90/x
  3. Step 3: Cross multiply
    5,653.44x = 7,802.55 × 4,707.90
  4. Step 4: Simplify right side
    5,653.44x = 36,733,625.15
  5. Step 5: Solve for x
    x = 36,733,625.15/5,653.44
  6. Step 6: Final answer
    x = 6,497.57

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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.