Home / 9,855.07-14,782.56-2,459.53

Finding the Fourth Proportional to 9,855.07, 14,782.56 and 2,459.53

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Solution

The fourth proportional to 9,855.07, 14,782.56 and 2,459.53 is: 3,689.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,855.07 : 14,782.56 = 2,459.53 : x
  2. Step 2: Convert to fraction form
    9,855.07/14,782.56 = 2,459.53/x
  3. Step 3: Cross multiply
    9,855.07x = 14,782.56 × 2,459.53
  4. Step 4: Simplify right side
    9,855.07x = 36,358,149.80
  5. Step 5: Solve for x
    x = 36,358,149.80/9,855.07
  6. Step 6: Final answer
    x = 3,689.28

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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.