Home / 6,292.80-9,430.40-4,730.96

Finding the Fourth Proportional to 6,292.80, 9,430.40 and 4,730.96

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Solution

The fourth proportional to 6,292.80, 9,430.40 and 4,730.96 is: 7,089.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,292.80 : 9,430.40 = 4,730.96 : x
  2. Step 2: Convert to fraction form
    6,292.80/9,430.40 = 4,730.96/x
  3. Step 3: Cross multiply
    6,292.80x = 9,430.40 × 4,730.96
  4. Step 4: Simplify right side
    6,292.80x = 44,614,845.18
  5. Step 5: Solve for x
    x = 44,614,845.18/6,292.80
  6. Step 6: Final answer
    x = 7,089.82

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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.