Home / 12,088.32-16,683.60-6,711.99

Finding the Fourth Proportional to 12,088.32, 16,683.60 and 6,711.99

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Solution

The fourth proportional to 12,088.32, 16,683.60 and 6,711.99 is: 9,263.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,088.32 : 16,683.60 = 6,711.99 : x
  2. Step 2: Convert to fraction form
    12,088.32/16,683.60 = 6,711.99/x
  3. Step 3: Cross multiply
    12,088.32x = 16,683.60 × 6,711.99
  4. Step 4: Simplify right side
    12,088.32x = 111,980,156.36
  5. Step 5: Solve for x
    x = 111,980,156.36/12,088.32
  6. Step 6: Final answer
    x = 9,263.50

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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.