Home / 7,755.48-10,701.72-4,775.76

Finding the Fourth Proportional to 7,755.48, 10,701.72 and 4,775.76

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Solution

The fourth proportional to 7,755.48, 10,701.72 and 4,775.76 is: 6,590.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,755.48 : 10,701.72 = 4,775.76 : x
  2. Step 2: Convert to fraction form
    7,755.48/10,701.72 = 4,775.76/x
  3. Step 3: Cross multiply
    7,755.48x = 10,701.72 × 4,775.76
  4. Step 4: Simplify right side
    7,755.48x = 51,108,846.31
  5. Step 5: Solve for x
    x = 51,108,846.31/7,755.48
  6. Step 6: Final answer
    x = 6,590.03

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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.