Home / 9,528.43-14,292.65-3,978.75

Finding the Fourth Proportional to 9,528.43, 14,292.65 and 3,978.75

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Solution

The fourth proportional to 9,528.43, 14,292.65 and 3,978.75 is: 5,968.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,528.43 : 14,292.65 = 3,978.75 : x
  2. Step 2: Convert to fraction form
    9,528.43/14,292.65 = 3,978.75/x
  3. Step 3: Cross multiply
    9,528.43x = 14,292.65 × 3,978.75
  4. Step 4: Simplify right side
    9,528.43x = 56,866,881.19
  5. Step 5: Solve for x
    x = 56,866,881.19/9,528.43
  6. Step 6: Final answer
    x = 5,968.13

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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.