Home / 10,423.02-14,383.44-5,707.02

Finding the Fourth Proportional to 10,423.02, 14,383.44 and 5,707.02

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Solution

The fourth proportional to 10,423.02, 14,383.44 and 5,707.02 is: 7,875.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,423.02 : 14,383.44 = 5,707.02 : x
  2. Step 2: Convert to fraction form
    10,423.02/14,383.44 = 5,707.02/x
  3. Step 3: Cross multiply
    10,423.02x = 14,383.44 × 5,707.02
  4. Step 4: Simplify right side
    10,423.02x = 82,086,579.75
  5. Step 5: Solve for x
    x = 82,086,579.75/10,423.02
  6. Step 6: Final answer
    x = 7,875.51

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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.