Home / 10,035.64-13,849.28-5,559.45

Finding the Fourth Proportional to 10,035.64, 13,849.28 and 5,559.45

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Solution

The fourth proportional to 10,035.64, 13,849.28 and 5,559.45 is: 7,672.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,035.64 : 13,849.28 = 5,559.45 : x
  2. Step 2: Convert to fraction form
    10,035.64/13,849.28 = 5,559.45/x
  3. Step 3: Cross multiply
    10,035.64x = 13,849.28 × 5,559.45
  4. Step 4: Simplify right side
    10,035.64x = 76,994,428.22
  5. Step 5: Solve for x
    x = 76,994,428.22/10,035.64
  6. Step 6: Final answer
    x = 7,672.10

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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.