Home / 7,288.32-10,932.72-2,358

Finding the Fourth Proportional to 7,288.32, 10,932.72 and 2,358

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Solution

The fourth proportional to 7,288.32, 10,932.72 and 2,358 is: 3,537.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,288.32 : 10,932.72 = 2,358 : x
  2. Step 2: Convert to fraction form
    7,288.32/10,932.72 = 2,358/x
  3. Step 3: Cross multiply
    7,288.32x = 10,932.72 × 2,358
  4. Step 4: Simplify right side
    7,288.32x = 25,779,353.76
  5. Step 5: Solve for x
    x = 25,779,353.76/7,288.32
  6. Step 6: Final answer
    x = 3,537.08

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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.