Home / 6,289.04-9,426.08-2,389.68

Finding the Fourth Proportional to 6,289.04, 9,426.08 and 2,389.68

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Solution

The fourth proportional to 6,289.04, 9,426.08 and 2,389.68 is: 3,581.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,289.04 : 9,426.08 = 2,389.68 : x
  2. Step 2: Convert to fraction form
    6,289.04/9,426.08 = 2,389.68/x
  3. Step 3: Cross multiply
    6,289.04x = 9,426.08 × 2,389.68
  4. Step 4: Simplify right side
    6,289.04x = 22,525,314.85
  5. Step 5: Solve for x
    x = 22,525,314.85/6,289.04
  6. Step 6: Final answer
    x = 3,581.68

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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.