Home / 5,528.30-7,628.90-3,010.46

Finding the Fourth Proportional to 5,528.30, 7,628.90 and 3,010.46

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Solution

The fourth proportional to 5,528.30, 7,628.90 and 3,010.46 is: 4,154.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,528.30 : 7,628.90 = 3,010.46 : x
  2. Step 2: Convert to fraction form
    5,528.30/7,628.90 = 3,010.46/x
  3. Step 3: Cross multiply
    5,528.30x = 7,628.90 × 3,010.46
  4. Step 4: Simplify right side
    5,528.30x = 22,966,498.29
  5. Step 5: Solve for x
    x = 22,966,498.29/5,528.30
  6. Step 6: Final answer
    x = 4,154.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.