Home / 7,045.42-9,720.32-4,061.19

Finding the Fourth Proportional to 7,045.42, 9,720.32 and 4,061.19

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Solution

The fourth proportional to 7,045.42, 9,720.32 and 4,061.19 is: 5,603.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,045.42 : 9,720.32 = 4,061.19 : x
  2. Step 2: Convert to fraction form
    7,045.42/9,720.32 = 4,061.19/x
  3. Step 3: Cross multiply
    7,045.42x = 9,720.32 × 4,061.19
  4. Step 4: Simplify right side
    7,045.42x = 39,476,046.07
  5. Step 5: Solve for x
    x = 39,476,046.07/7,045.42
  6. Step 6: Final answer
    x = 5,603.08

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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.