Home / 4,653.24-6,979.86-1,575

Finding the Fourth Proportional to 4,653.24, 6,979.86 and 1,575

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Solution

The fourth proportional to 4,653.24, 6,979.86 and 1,575 is: 2,362.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,653.24 : 6,979.86 = 1,575 : x
  2. Step 2: Convert to fraction form
    4,653.24/6,979.86 = 1,575/x
  3. Step 3: Cross multiply
    4,653.24x = 6,979.86 × 1,575
  4. Step 4: Simplify right side
    4,653.24x = 10,993,279.50
  5. Step 5: Solve for x
    x = 10,993,279.50/4,653.24
  6. Step 6: Final answer
    x = 2,362.50

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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.