Home / 10,485.40-14,469.42-6,703.24

Finding the Fourth Proportional to 10,485.40, 14,469.42 and 6,703.24

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Solution

The fourth proportional to 10,485.40, 14,469.42 and 6,703.24 is: 9,250.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,485.40 : 14,469.42 = 6,703.24 : x
  2. Step 2: Convert to fraction form
    10,485.40/14,469.42 = 6,703.24/x
  3. Step 3: Cross multiply
    10,485.40x = 14,469.42 × 6,703.24
  4. Step 4: Simplify right side
    10,485.40x = 96,991,994.92
  5. Step 5: Solve for x
    x = 96,991,994.92/10,485.40
  6. Step 6: Final answer
    x = 9,250.20

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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.