Home / 7,730.38-10,667.73-4,586.50

Finding the Fourth Proportional to 7,730.38, 10,667.73 and 4,586.50

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Solution

The fourth proportional to 7,730.38, 10,667.73 and 4,586.50 is: 6,329.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,730.38 : 10,667.73 = 4,586.50 : x
  2. Step 2: Convert to fraction form
    7,730.38/10,667.73 = 4,586.50/x
  3. Step 3: Cross multiply
    7,730.38x = 10,667.73 × 4,586.50
  4. Step 4: Simplify right side
    7,730.38x = 48,927,543.65
  5. Step 5: Solve for x
    x = 48,927,543.65/7,730.38
  6. Step 6: Final answer
    x = 6,329.25

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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.