Home / 10,289.13-14,199.08-5,573.45

Finding the Fourth Proportional to 10,289.13, 14,199.08 and 5,573.45

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Solution

The fourth proportional to 10,289.13, 14,199.08 and 5,573.45 is: 7,691.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,289.13 : 14,199.08 = 5,573.45 : x
  2. Step 2: Convert to fraction form
    10,289.13/14,199.08 = 5,573.45/x
  3. Step 3: Cross multiply
    10,289.13x = 14,199.08 × 5,573.45
  4. Step 4: Simplify right side
    10,289.13x = 79,137,763.56
  5. Step 5: Solve for x
    x = 79,137,763.56/10,289.13
  6. Step 6: Final answer
    x = 7,691.40

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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.