Home / 7,019.14-9,686.98-4,035.94

Finding the Fourth Proportional to 7,019.14, 9,686.98 and 4,035.94

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Solution

The fourth proportional to 7,019.14, 9,686.98 and 4,035.94 is: 5,569.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,019.14 : 9,686.98 = 4,035.94 : x
  2. Step 2: Convert to fraction form
    7,019.14/9,686.98 = 4,035.94/x
  3. Step 3: Cross multiply
    7,019.14x = 9,686.98 × 4,035.94
  4. Step 4: Simplify right side
    7,019.14x = 39,096,070.06
  5. Step 5: Solve for x
    x = 39,096,070.06/7,019.14
  6. Step 6: Final answer
    x = 5,569.92

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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.