Home / 4,701.80-6,488.72-2,605.96

Finding the Fourth Proportional to 4,701.80, 6,488.72 and 2,605.96

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Solution

The fourth proportional to 4,701.80, 6,488.72 and 2,605.96 is: 3,596.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,701.80 : 6,488.72 = 2,605.96 : x
  2. Step 2: Convert to fraction form
    4,701.80/6,488.72 = 2,605.96/x
  3. Step 3: Cross multiply
    4,701.80x = 6,488.72 × 2,605.96
  4. Step 4: Simplify right side
    4,701.80x = 16,909,344.77
  5. Step 5: Solve for x
    x = 16,909,344.77/4,701.80
  6. Step 6: Final answer
    x = 3,596.36

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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.