Home / 4,289.30-6,430.35-2,237.30

Finding the Fourth Proportional to 4,289.30, 6,430.35 and 2,237.30

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Solution

The fourth proportional to 4,289.30, 6,430.35 and 2,237.30 is: 3,354.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,289.30 : 6,430.35 = 2,237.30 : x
  2. Step 2: Convert to fraction form
    4,289.30/6,430.35 = 2,237.30/x
  3. Step 3: Cross multiply
    4,289.30x = 6,430.35 × 2,237.30
  4. Step 4: Simplify right side
    4,289.30x = 14,386,622.06
  5. Step 5: Solve for x
    x = 14,386,622.06/4,289.30
  6. Step 6: Final answer
    x = 3,354.07

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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.