Home / 5,495.32-7,583.55-2,977.45

Finding the Fourth Proportional to 5,495.32, 7,583.55 and 2,977.45

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Solution

The fourth proportional to 5,495.32, 7,583.55 and 2,977.45 is: 4,108.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,495.32 : 7,583.55 = 2,977.45 : x
  2. Step 2: Convert to fraction form
    5,495.32/7,583.55 = 2,977.45/x
  3. Step 3: Cross multiply
    5,495.32x = 7,583.55 × 2,977.45
  4. Step 4: Simplify right side
    5,495.32x = 22,579,588.14
  5. Step 5: Solve for x
    x = 22,579,588.14/5,495.32
  6. Step 6: Final answer
    x = 4,108.88

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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.