Home / 6,624.90-9,137.06-4,358.57

Finding the Fourth Proportional to 6,624.90, 9,137.06 and 4,358.57

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Solution

The fourth proportional to 6,624.90, 9,137.06 and 4,358.57 is: 6,011.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,624.90 : 9,137.06 = 4,358.57 : x
  2. Step 2: Convert to fraction form
    6,624.90/9,137.06 = 4,358.57/x
  3. Step 3: Cross multiply
    6,624.90x = 9,137.06 × 4,358.57
  4. Step 4: Simplify right side
    6,624.90x = 39,824,448.13
  5. Step 5: Solve for x
    x = 39,824,448.13/6,624.90
  6. Step 6: Final answer
    x = 6,011.33

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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.