Home / 10,554.83-14,567.62-6,782.71

Finding the Fourth Proportional to 10,554.83, 14,567.62 and 6,782.71

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Solution

The fourth proportional to 10,554.83, 14,567.62 and 6,782.71 is: 9,361.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,554.83 : 14,567.62 = 6,782.71 : x
  2. Step 2: Convert to fraction form
    10,554.83/14,567.62 = 6,782.71/x
  3. Step 3: Cross multiply
    10,554.83x = 14,567.62 × 6,782.71
  4. Step 4: Simplify right side
    10,554.83x = 98,807,941.85
  5. Step 5: Solve for x
    x = 98,807,941.85/10,554.83
  6. Step 6: Final answer
    x = 9,361.40

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Half scale
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Double scale
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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.