Home / 9,389.56-14,056.28-5,680.58

Finding the Fourth Proportional to 9,389.56, 14,056.28 and 5,680.58

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Solution

The fourth proportional to 9,389.56, 14,056.28 and 5,680.58 is: 8,503.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,389.56 : 14,056.28 = 5,680.58 : x
  2. Step 2: Convert to fraction form
    9,389.56/14,056.28 = 5,680.58/x
  3. Step 3: Cross multiply
    9,389.56x = 14,056.28 × 5,680.58
  4. Step 4: Simplify right side
    9,389.56x = 79,847,823.04
  5. Step 5: Solve for x
    x = 79,847,823.04/9,389.56
  6. Step 6: Final answer
    x = 8,503.89

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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.