Home / 5,461.06-7,528.32-4,342.45

Finding the Fourth Proportional to 5,461.06, 7,528.32 and 4,342.45

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Solution

The fourth proportional to 5,461.06, 7,528.32 and 4,342.45 is: 5,986.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,461.06 : 7,528.32 = 4,342.45 : x
  2. Step 2: Convert to fraction form
    5,461.06/7,528.32 = 4,342.45/x
  3. Step 3: Cross multiply
    5,461.06x = 7,528.32 × 4,342.45
  4. Step 4: Simplify right side
    5,461.06x = 32,691,353.18
  5. Step 5: Solve for x
    x = 32,691,353.18/5,461.06
  6. Step 6: Final answer
    x = 5,986.27

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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.