Home / 10,043.80-13,860.30-5,567.56

Finding the Fourth Proportional to 10,043.80, 13,860.30 and 5,567.56

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Solution

The fourth proportional to 10,043.80, 13,860.30 and 5,567.56 is: 7,683.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,043.80 : 13,860.30 = 5,567.56 : x
  2. Step 2: Convert to fraction form
    10,043.80/13,860.30 = 5,567.56/x
  3. Step 3: Cross multiply
    10,043.80x = 13,860.30 × 5,567.56
  4. Step 4: Simplify right side
    10,043.80x = 77,168,051.87
  5. Step 5: Solve for x
    x = 77,168,051.87/10,043.80
  6. Step 6: Final answer
    x = 7,683.15

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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.