Home / 12,088.41-16,681.95-6,783.24

Finding the Fourth Proportional to 12,088.41, 16,681.95 and 6,783.24

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Solution

The fourth proportional to 12,088.41, 16,681.95 and 6,783.24 is: 9,360.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,088.41 : 16,681.95 = 6,783.24 : x
  2. Step 2: Convert to fraction form
    12,088.41/16,681.95 = 6,783.24/x
  3. Step 3: Cross multiply
    12,088.41x = 16,681.95 × 6,783.24
  4. Step 4: Simplify right side
    12,088.41x = 113,157,670.52
  5. Step 5: Solve for x
    x = 113,157,670.52/12,088.41
  6. Step 6: Final answer
    x = 9,360.84

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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.