Home / 5,007.69-7,503.32-1,718.99

Finding the Fourth Proportional to 5,007.69, 7,503.32 and 1,718.99

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Solution

The fourth proportional to 5,007.69, 7,503.32 and 1,718.99 is: 2,575.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,007.69 : 7,503.32 = 1,718.99 : x
  2. Step 2: Convert to fraction form
    5,007.69/7,503.32 = 1,718.99/x
  3. Step 3: Cross multiply
    5,007.69x = 7,503.32 × 1,718.99
  4. Step 4: Simplify right side
    5,007.69x = 12,898,085.94
  5. Step 5: Solve for x
    x = 12,898,085.94/5,007.69
  6. Step 6: Final answer
    x = 2,575.66

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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.