Home / 10,639.96-14,683.14-5,925.35

Finding the Fourth Proportional to 10,639.96, 14,683.14 and 5,925.35

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Solution

The fourth proportional to 10,639.96, 14,683.14 and 5,925.35 is: 8,176.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,639.96 : 14,683.14 = 5,925.35 : x
  2. Step 2: Convert to fraction form
    10,639.96/14,683.14 = 5,925.35/x
  3. Step 3: Cross multiply
    10,639.96x = 14,683.14 × 5,925.35
  4. Step 4: Simplify right side
    10,639.96x = 87,002,743.60
  5. Step 5: Solve for x
    x = 87,002,743.60/10,639.96
  6. Step 6: Final answer
    x = 8,176.98

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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.