Home / 10,035.42-13,848.74-5,559.17

Finding the Fourth Proportional to 10,035.42, 13,848.74 and 5,559.17

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Solution

The fourth proportional to 10,035.42, 13,848.74 and 5,559.17 is: 7,671.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,035.42 : 13,848.74 = 5,559.17 : x
  2. Step 2: Convert to fraction form
    10,035.42/13,848.74 = 5,559.17/x
  3. Step 3: Cross multiply
    10,035.42x = 13,848.74 × 5,559.17
  4. Step 4: Simplify right side
    10,035.42x = 76,987,402.91
  5. Step 5: Solve for x
    x = 76,987,402.91/10,035.42
  6. Step 6: Final answer
    x = 7,671.57

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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.