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Finding the Fourth Proportional to 7,041.70, 9,709.54 and 4,804.89

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Solution

The fourth proportional to 7,041.70, 9,709.54 and 4,804.89 is: 6,625.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,041.70 : 9,709.54 = 4,804.89 : x
  2. Step 2: Convert to fraction form
    7,041.70/9,709.54 = 4,804.89/x
  3. Step 3: Cross multiply
    7,041.70x = 9,709.54 × 4,804.89
  4. Step 4: Simplify right side
    7,041.70x = 46,653,271.65
  5. Step 5: Solve for x
    x = 46,653,271.65/7,041.70
  6. Step 6: Final answer
    x = 6,625.29

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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.