Home / 7,761.08-10,710.52-4,403.82

Finding the Fourth Proportional to 7,761.08, 10,710.52 and 4,403.82

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Solution

The fourth proportional to 7,761.08, 10,710.52 and 4,403.82 is: 6,077.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,761.08 : 10,710.52 = 4,403.82 : x
  2. Step 2: Convert to fraction form
    7,761.08/10,710.52 = 4,403.82/x
  3. Step 3: Cross multiply
    7,761.08x = 10,710.52 × 4,403.82
  4. Step 4: Simplify right side
    7,761.08x = 47,167,202.19
  5. Step 5: Solve for x
    x = 47,167,202.19/7,761.08
  6. Step 6: Final answer
    x = 6,077.40

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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.