Home / 10,038.84-13,853.69-5,562.64

Finding the Fourth Proportional to 10,038.84, 13,853.69 and 5,562.64

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Solution

The fourth proportional to 10,038.84, 13,853.69 and 5,562.64 is: 7,676.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,038.84 : 13,853.69 = 5,562.64 : x
  2. Step 2: Convert to fraction form
    10,038.84/13,853.69 = 5,562.64/x
  3. Step 3: Cross multiply
    10,038.84x = 13,853.69 × 5,562.64
  4. Step 4: Simplify right side
    10,038.84x = 77,063,090.14
  5. Step 5: Solve for x
    x = 77,063,090.14/10,038.84
  6. Step 6: Final answer
    x = 7,676.49

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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.