Home / 5,628.17-7,762.46-5,250.92

Finding the Fourth Proportional to 5,628.17, 7,762.46 and 5,250.92

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Solution

The fourth proportional to 5,628.17, 7,762.46 and 5,250.92 is: 7,242.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,628.17 : 7,762.46 = 5,250.92 : x
  2. Step 2: Convert to fraction form
    5,628.17/7,762.46 = 5,250.92/x
  3. Step 3: Cross multiply
    5,628.17x = 7,762.46 × 5,250.92
  4. Step 4: Simplify right side
    5,628.17x = 40,759,991.40
  5. Step 5: Solve for x
    x = 40,759,991.40/5,628.17
  6. Step 6: Final answer
    x = 7,242.14

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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.