Home / 4,700.98-6,487.35-2,605.09

Finding the Fourth Proportional to 4,700.98, 6,487.35 and 2,605.09

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Solution

The fourth proportional to 4,700.98, 6,487.35 and 2,605.09 is: 3,595.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,700.98 : 6,487.35 = 2,605.09 : x
  2. Step 2: Convert to fraction form
    4,700.98/6,487.35 = 2,605.09/x
  3. Step 3: Cross multiply
    4,700.98x = 6,487.35 × 2,605.09
  4. Step 4: Simplify right side
    4,700.98x = 16,900,130.61
  5. Step 5: Solve for x
    x = 16,900,130.61/4,700.98
  6. Step 6: Final answer
    x = 3,595.02

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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.