Home / 10,989.76-16,484.60-6,056.80

Finding the Fourth Proportional to 10,989.76, 16,484.60 and 6,056.80

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Solution

The fourth proportional to 10,989.76, 16,484.60 and 6,056.80 is: 9,085.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,989.76 : 16,484.60 = 6,056.80 : x
  2. Step 2: Convert to fraction form
    10,989.76/16,484.60 = 6,056.80/x
  3. Step 3: Cross multiply
    10,989.76x = 16,484.60 × 6,056.80
  4. Step 4: Simplify right side
    10,989.76x = 99,843,925.28
  5. Step 5: Solve for x
    x = 99,843,925.28/10,989.76
  6. Step 6: Final answer
    x = 9,085.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.