Home / 7,730.61-10,662.32-4,743.93

Finding the Fourth Proportional to 7,730.61, 10,662.32 and 4,743.93

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Solution

The fourth proportional to 7,730.61, 10,662.32 and 4,743.93 is: 6,542.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,730.61 : 10,662.32 = 4,743.93 : x
  2. Step 2: Convert to fraction form
    7,730.61/10,662.32 = 4,743.93/x
  3. Step 3: Cross multiply
    7,730.61x = 10,662.32 × 4,743.93
  4. Step 4: Simplify right side
    7,730.61x = 50,581,276.00
  5. Step 5: Solve for x
    x = 50,581,276.00/7,730.61
  6. Step 6: Final answer
    x = 6,542.99

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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.