Home / 4,690.47-6,472.80-2,700.98

Finding the Fourth Proportional to 4,690.47, 6,472.80 and 2,700.98

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Solution

The fourth proportional to 4,690.47, 6,472.80 and 2,700.98 is: 3,727.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,690.47 : 6,472.80 = 2,700.98 : x
  2. Step 2: Convert to fraction form
    4,690.47/6,472.80 = 2,700.98/x
  3. Step 3: Cross multiply
    4,690.47x = 6,472.80 × 2,700.98
  4. Step 4: Simplify right side
    4,690.47x = 17,482,870.98
  5. Step 5: Solve for x
    x = 17,482,870.98/4,690.47
  6. Step 6: Final answer
    x = 3,727.32

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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.