Home / 7,683.66-10,603.36-4,326.81

Finding the Fourth Proportional to 7,683.66, 10,603.36 and 4,326.81

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Solution

The fourth proportional to 7,683.66, 10,603.36 and 4,326.81 is: 5,970.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,683.66 : 10,603.36 = 4,326.81 : x
  2. Step 2: Convert to fraction form
    7,683.66/10,603.36 = 4,326.81/x
  3. Step 3: Cross multiply
    7,683.66x = 10,603.36 × 4,326.81
  4. Step 4: Simplify right side
    7,683.66x = 45,878,695.21
  5. Step 5: Solve for x
    x = 45,878,695.21/7,683.66
  6. Step 6: Final answer
    x = 5,970.94

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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.