Home / 10,509.32-15,767.64-4,670.04

Finding the Fourth Proportional to 10,509.32, 15,767.64 and 4,670.04

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Solution

The fourth proportional to 10,509.32, 15,767.64 and 4,670.04 is: 7,006.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,509.32 : 15,767.64 = 4,670.04 : x
  2. Step 2: Convert to fraction form
    10,509.32/15,767.64 = 4,670.04/x
  3. Step 3: Cross multiply
    10,509.32x = 15,767.64 × 4,670.04
  4. Step 4: Simplify right side
    10,509.32x = 73,635,509.51
  5. Step 5: Solve for x
    x = 73,635,509.51/10,509.32
  6. Step 6: Final answer
    x = 7,006.69

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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.