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Finding the Fourth Proportional to 5,007.98, 7,511.99 and 4,703.51

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Solution

The fourth proportional to 5,007.98, 7,511.99 and 4,703.51 is: 7,055.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,007.98 : 7,511.99 = 4,703.51 : x
  2. Step 2: Convert to fraction form
    5,007.98/7,511.99 = 4,703.51/x
  3. Step 3: Cross multiply
    5,007.98x = 7,511.99 × 4,703.51
  4. Step 4: Simplify right side
    5,007.98x = 35,332,715.35
  5. Step 5: Solve for x
    x = 35,332,715.35/5,007.98
  6. Step 6: Final answer
    x = 7,055.28

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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.