Home / 10,339.36-15,510.48-3,764.32

Finding the Fourth Proportional to 10,339.36, 15,510.48 and 3,764.32

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Solution

The fourth proportional to 10,339.36, 15,510.48 and 3,764.32 is: 5,647.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,339.36 : 15,510.48 = 3,764.32 : x
  2. Step 2: Convert to fraction form
    10,339.36/15,510.48 = 3,764.32/x
  3. Step 3: Cross multiply
    10,339.36x = 15,510.48 × 3,764.32
  4. Step 4: Simplify right side
    10,339.36x = 58,386,410.07
  5. Step 5: Solve for x
    x = 58,386,410.07/10,339.36
  6. Step 6: Final answer
    x = 5,647.00

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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.