Home / 9,528.75-14,285.49-4,528.61

Finding the Fourth Proportional to 9,528.75, 14,285.49 and 4,528.61

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Solution

The fourth proportional to 9,528.75, 14,285.49 and 4,528.61 is: 6,789.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,528.75 : 14,285.49 = 4,528.61 : x
  2. Step 2: Convert to fraction form
    9,528.75/14,285.49 = 4,528.61/x
  3. Step 3: Cross multiply
    9,528.75x = 14,285.49 × 4,528.61
  4. Step 4: Simplify right side
    9,528.75x = 64,693,354.51
  5. Step 5: Solve for x
    x = 64,693,354.51/9,528.75
  6. Step 6: Final answer
    x = 6,789.28

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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.