Home / 7,683.26-10,603.31-4,326.21

Finding the Fourth Proportional to 7,683.26, 10,603.31 and 4,326.21

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Solution

The fourth proportional to 7,683.26, 10,603.31 and 4,326.21 is: 5,970.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,683.26 : 10,603.31 = 4,326.21 : x
  2. Step 2: Convert to fraction form
    7,683.26/10,603.31 = 4,326.21/x
  3. Step 3: Cross multiply
    7,683.26x = 10,603.31 × 4,326.21
  4. Step 4: Simplify right side
    7,683.26x = 45,872,124.12
  5. Step 5: Solve for x
    x = 45,872,124.12/7,683.26
  6. Step 6: Final answer
    x = 5,970.40

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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.