Home / 5,303.93-7,951.23-3,430.62

Finding the Fourth Proportional to 5,303.93, 7,951.23 and 3,430.62

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Solution

The fourth proportional to 5,303.93, 7,951.23 and 3,430.62 is: 5,142.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,303.93 : 7,951.23 = 3,430.62 : x
  2. Step 2: Convert to fraction form
    5,303.93/7,951.23 = 3,430.62/x
  3. Step 3: Cross multiply
    5,303.93x = 7,951.23 × 3,430.62
  4. Step 4: Simplify right side
    5,303.93x = 27,277,648.66
  5. Step 5: Solve for x
    x = 27,277,648.66/5,303.93
  6. Step 6: Final answer
    x = 5,142.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.