Home / 9,703.09-14,553.21-4,771.40

Finding the Fourth Proportional to 9,703.09, 14,553.21 and 4,771.40

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Solution

The fourth proportional to 9,703.09, 14,553.21 and 4,771.40 is: 7,156.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,703.09 : 14,553.21 = 4,771.40 : x
  2. Step 2: Convert to fraction form
    9,703.09/14,553.21 = 4,771.40/x
  3. Step 3: Cross multiply
    9,703.09x = 14,553.21 × 4,771.40
  4. Step 4: Simplify right side
    9,703.09x = 69,439,186.19
  5. Step 5: Solve for x
    x = 69,439,186.19/9,703.09
  6. Step 6: Final answer
    x = 7,156.40

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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.