Home / 9,527.85-14,288.40-3,978.27

Finding the Fourth Proportional to 9,527.85, 14,288.40 and 3,978.27

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Solution

The fourth proportional to 9,527.85, 14,288.40 and 3,978.27 is: 5,966.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,527.85 : 14,288.40 = 3,978.27 : x
  2. Step 2: Convert to fraction form
    9,527.85/14,288.40 = 3,978.27/x
  3. Step 3: Cross multiply
    9,527.85x = 14,288.40 × 3,978.27
  4. Step 4: Simplify right side
    9,527.85x = 56,843,113.07
  5. Step 5: Solve for x
    x = 56,843,113.07/9,527.85
  6. Step 6: Final answer
    x = 5,966.00

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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.