Home / 5,335.17-7,362.77-2,977.32

Finding the Fourth Proportional to 5,335.17, 7,362.77 and 2,977.32

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Solution

The fourth proportional to 5,335.17, 7,362.77 and 2,977.32 is: 4,108.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,335.17 : 7,362.77 = 2,977.32 : x
  2. Step 2: Convert to fraction form
    5,335.17/7,362.77 = 2,977.32/x
  3. Step 3: Cross multiply
    5,335.17x = 7,362.77 × 2,977.32
  4. Step 4: Simplify right side
    5,335.17x = 21,921,307.49
  5. Step 5: Solve for x
    x = 21,921,307.49/5,335.17
  6. Step 6: Final answer
    x = 4,108.83

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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.