Home / 10,479.76-14,462.40-5,764.36

Finding the Fourth Proportional to 10,479.76, 14,462.40 and 5,764.36

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Solution

The fourth proportional to 10,479.76, 14,462.40 and 5,764.36 is: 7,955.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,479.76 : 14,462.40 = 5,764.36 : x
  2. Step 2: Convert to fraction form
    10,479.76/14,462.40 = 5,764.36/x
  3. Step 3: Cross multiply
    10,479.76x = 14,462.40 × 5,764.36
  4. Step 4: Simplify right side
    10,479.76x = 83,366,480.06
  5. Step 5: Solve for x
    x = 83,366,480.06/10,479.76
  6. Step 6: Final answer
    x = 7,955.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.