Home / 6,430.94-9,643.95-2,270.17

Finding the Fourth Proportional to 6,430.94, 9,643.95 and 2,270.17

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Solution

The fourth proportional to 6,430.94, 9,643.95 and 2,270.17 is: 3,404.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,430.94 : 9,643.95 = 2,270.17 : x
  2. Step 2: Convert to fraction form
    6,430.94/9,643.95 = 2,270.17/x
  3. Step 3: Cross multiply
    6,430.94x = 9,643.95 × 2,270.17
  4. Step 4: Simplify right side
    6,430.94x = 21,893,381.86
  5. Step 5: Solve for x
    x = 21,893,381.86/6,430.94
  6. Step 6: Final answer
    x = 3,404.39

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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.