Home / 10,043.40-13,859.64-5,567.08

Finding the Fourth Proportional to 10,043.40, 13,859.64 and 5,567.08

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Solution

The fourth proportional to 10,043.40, 13,859.64 and 5,567.08 is: 7,682.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,043.40 : 13,859.64 = 5,567.08 : x
  2. Step 2: Convert to fraction form
    10,043.40/13,859.64 = 5,567.08/x
  3. Step 3: Cross multiply
    10,043.40x = 13,859.64 × 5,567.08
  4. Step 4: Simplify right side
    10,043.40x = 77,157,724.65
  5. Step 5: Solve for x
    x = 77,157,724.65/10,043.40
  6. Step 6: Final answer
    x = 7,682.43

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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.