Home / 7,280.26-10,036.58-6,156.68

Finding the Fourth Proportional to 7,280.26, 10,036.58 and 6,156.68

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Solution

The fourth proportional to 7,280.26, 10,036.58 and 6,156.68 is: 8,487.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,280.26 : 10,036.58 = 6,156.68 : x
  2. Step 2: Convert to fraction form
    7,280.26/10,036.58 = 6,156.68/x
  3. Step 3: Cross multiply
    7,280.26x = 10,036.58 × 6,156.68
  4. Step 4: Simplify right side
    7,280.26x = 61,792,011.35
  5. Step 5: Solve for x
    x = 61,792,011.35/7,280.26
  6. Step 6: Final answer
    x = 8,487.61

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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.