Home / 10,056.56-13,878.60-6,522.80

Finding the Fourth Proportional to 10,056.56, 13,878.60 and 6,522.80

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Solution

The fourth proportional to 10,056.56, 13,878.60 and 6,522.80 is: 9,001.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,056.56 : 13,878.60 = 6,522.80 : x
  2. Step 2: Convert to fraction form
    10,056.56/13,878.60 = 6,522.80/x
  3. Step 3: Cross multiply
    10,056.56x = 13,878.60 × 6,522.80
  4. Step 4: Simplify right side
    10,056.56x = 90,527,332.08
  5. Step 5: Solve for x
    x = 90,527,332.08/10,056.56
  6. Step 6: Final answer
    x = 9,001.82

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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.