Home / 4,761.50-6,570.88-2,666.12

Finding the Fourth Proportional to 4,761.50, 6,570.88 and 2,666.12

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Solution

The fourth proportional to 4,761.50, 6,570.88 and 2,666.12 is: 3,679.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,761.50 : 6,570.88 = 2,666.12 : x
  2. Step 2: Convert to fraction form
    4,761.50/6,570.88 = 2,666.12/x
  3. Step 3: Cross multiply
    4,761.50x = 6,570.88 × 2,666.12
  4. Step 4: Simplify right side
    4,761.50x = 17,518,754.59
  5. Step 5: Solve for x
    x = 17,518,754.59/4,761.50
  6. Step 6: Final answer
    x = 3,679.25

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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.