Home / 10,381.02-14,325.36-5,904.14

Finding the Fourth Proportional to 10,381.02, 14,325.36 and 5,904.14

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Solution

The fourth proportional to 10,381.02, 14,325.36 and 5,904.14 is: 8,147.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,381.02 : 14,325.36 = 5,904.14 : x
  2. Step 2: Convert to fraction form
    10,381.02/14,325.36 = 5,904.14/x
  3. Step 3: Cross multiply
    10,381.02x = 14,325.36 × 5,904.14
  4. Step 4: Simplify right side
    10,381.02x = 84,578,930.99
  5. Step 5: Solve for x
    x = 84,578,930.99/10,381.02
  6. Step 6: Final answer
    x = 8,147.46

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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.