Home / 9,107.28-12,567.71-5,074.01

Finding the Fourth Proportional to 9,107.28, 12,567.71 and 5,074.01

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Solution

The fourth proportional to 9,107.28, 12,567.71 and 5,074.01 is: 7,001.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,107.28 : 12,567.71 = 5,074.01 : x
  2. Step 2: Convert to fraction form
    9,107.28/12,567.71 = 5,074.01/x
  3. Step 3: Cross multiply
    9,107.28x = 12,567.71 × 5,074.01
  4. Step 4: Simplify right side
    9,107.28x = 63,768,660.85
  5. Step 5: Solve for x
    x = 63,768,660.85/9,107.28
  6. Step 6: Final answer
    x = 7,001.94

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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.