Home / 7,042.96-9,707.88-4,773.55

Finding the Fourth Proportional to 7,042.96, 9,707.88 and 4,773.55

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Solution

The fourth proportional to 7,042.96, 9,707.88 and 4,773.55 is: 6,579.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,042.96 : 9,707.88 = 4,773.55 : x
  2. Step 2: Convert to fraction form
    7,042.96/9,707.88 = 4,773.55/x
  3. Step 3: Cross multiply
    7,042.96x = 9,707.88 × 4,773.55
  4. Step 4: Simplify right side
    7,042.96x = 46,341,050.57
  5. Step 5: Solve for x
    x = 46,341,050.57/7,042.96
  6. Step 6: Final answer
    x = 6,579.77

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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.