Home / 10,464.24-15,695.64-4,922.40

Finding the Fourth Proportional to 10,464.24, 15,695.64 and 4,922.40

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Solution

The fourth proportional to 10,464.24, 15,695.64 and 4,922.40 is: 7,383.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,464.24 : 15,695.64 = 4,922.40 : x
  2. Step 2: Convert to fraction form
    10,464.24/15,695.64 = 4,922.40/x
  3. Step 3: Cross multiply
    10,464.24x = 15,695.64 × 4,922.40
  4. Step 4: Simplify right side
    10,464.24x = 77,260,218.34
  5. Step 5: Solve for x
    x = 77,260,218.34/10,464.24
  6. Step 6: Final answer
    x = 7,383.26

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1.5x scale

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.