Home / 5,283.81-7,275.03-4,485.46

Finding the Fourth Proportional to 5,283.81, 7,275.03 and 4,485.46

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Solution

The fourth proportional to 5,283.81, 7,275.03 and 4,485.46 is: 6,175.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,283.81 : 7,275.03 = 4,485.46 : x
  2. Step 2: Convert to fraction form
    5,283.81/7,275.03 = 4,485.46/x
  3. Step 3: Cross multiply
    5,283.81x = 7,275.03 × 4,485.46
  4. Step 4: Simplify right side
    5,283.81x = 32,631,856.06
  5. Step 5: Solve for x
    x = 32,631,856.06/5,283.81
  6. Step 6: Final answer
    x = 6,175.82

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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.