Home / 10,058.45-15,088.08-4,790.75

Finding the Fourth Proportional to 10,058.45, 15,088.08 and 4,790.75

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Solution

The fourth proportional to 10,058.45, 15,088.08 and 4,790.75 is: 7,186.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,058.45 : 15,088.08 = 4,790.75 : x
  2. Step 2: Convert to fraction form
    10,058.45/15,088.08 = 4,790.75/x
  3. Step 3: Cross multiply
    10,058.45x = 15,088.08 × 4,790.75
  4. Step 4: Simplify right side
    10,058.45x = 72,283,219.26
  5. Step 5: Solve for x
    x = 72,283,219.26/10,058.45
  6. Step 6: Final answer
    x = 7,186.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.