Home / 7,038.21-9,703.92-5,148.27

Finding the Fourth Proportional to 7,038.21, 9,703.92 and 5,148.27

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Solution

The fourth proportional to 7,038.21, 9,703.92 and 5,148.27 is: 7,098.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,038.21 : 9,703.92 = 5,148.27 : x
  2. Step 2: Convert to fraction form
    7,038.21/9,703.92 = 5,148.27/x
  3. Step 3: Cross multiply
    7,038.21x = 9,703.92 × 5,148.27
  4. Step 4: Simplify right side
    7,038.21x = 49,958,400.22
  5. Step 5: Solve for x
    x = 49,958,400.22/7,038.21
  6. Step 6: Final answer
    x = 7,098.17

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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.