Home / 7,289.10-10,925.43-2,901.42

Finding the Fourth Proportional to 7,289.10, 10,925.43 and 2,901.42

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Solution

The fourth proportional to 7,289.10, 10,925.43 and 2,901.42 is: 4,348.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,289.10 : 10,925.43 = 2,901.42 : x
  2. Step 2: Convert to fraction form
    7,289.10/10,925.43 = 2,901.42/x
  3. Step 3: Cross multiply
    7,289.10x = 10,925.43 × 2,901.42
  4. Step 4: Simplify right side
    7,289.10x = 31,699,261.11
  5. Step 5: Solve for x
    x = 31,699,261.11/7,289.10
  6. Step 6: Final answer
    x = 4,348.86

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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.