Home / 5,256.23-7,884.74-1,558.40

Finding the Fourth Proportional to 5,256.23, 7,884.74 and 1,558.40

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Solution

The fourth proportional to 5,256.23, 7,884.74 and 1,558.40 is: 2,337.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,256.23 : 7,884.74 = 1,558.40 : x
  2. Step 2: Convert to fraction form
    5,256.23/7,884.74 = 1,558.40/x
  3. Step 3: Cross multiply
    5,256.23x = 7,884.74 × 1,558.40
  4. Step 4: Simplify right side
    5,256.23x = 12,287,543.29
  5. Step 5: Solve for x
    x = 12,287,543.29/5,256.23
  6. Step 6: Final answer
    x = 2,337.71

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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.