Home / 8,699.36-13,038.24-4,950.96

Finding the Fourth Proportional to 8,699.36, 13,038.24 and 4,950.96

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Solution

The fourth proportional to 8,699.36, 13,038.24 and 4,950.96 is: 7,420.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,699.36 : 13,038.24 = 4,950.96 : x
  2. Step 2: Convert to fraction form
    8,699.36/13,038.24 = 4,950.96/x
  3. Step 3: Cross multiply
    8,699.36x = 13,038.24 × 4,950.96
  4. Step 4: Simplify right side
    8,699.36x = 64,551,804.71
  5. Step 5: Solve for x
    x = 64,551,804.71/8,699.36
  6. Step 6: Final answer
    x = 7,420.29

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1.5x scale

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.