Home / 8,798.89-13,200.31-2,955.35

Finding the Fourth Proportional to 8,798.89, 13,200.31 and 2,955.35

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Solution

The fourth proportional to 8,798.89, 13,200.31 and 2,955.35 is: 4,433.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,798.89 : 13,200.31 = 2,955.35 : x
  2. Step 2: Convert to fraction form
    8,798.89/13,200.31 = 2,955.35/x
  3. Step 3: Cross multiply
    8,798.89x = 13,200.31 × 2,955.35
  4. Step 4: Simplify right side
    8,798.89x = 39,011,455.38
  5. Step 5: Solve for x
    x = 39,011,455.38/8,798.89
  6. Step 6: Final answer
    x = 4,433.68

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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.