Home / 9,720.59-14,580.91-2,700.98

Finding the Fourth Proportional to 9,720.59, 14,580.91 and 2,700.98

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Solution

The fourth proportional to 9,720.59, 14,580.91 and 2,700.98 is: 4,051.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,720.59 : 14,580.91 = 2,700.98 : x
  2. Step 2: Convert to fraction form
    9,720.59/14,580.91 = 2,700.98/x
  3. Step 3: Cross multiply
    9,720.59x = 14,580.91 × 2,700.98
  4. Step 4: Simplify right side
    9,720.59x = 39,382,775.99
  5. Step 5: Solve for x
    x = 39,382,775.99/9,720.59
  6. Step 6: Final answer
    x = 4,051.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.