Home / 5,247.28-7,869.08-1,548.53

Finding the Fourth Proportional to 5,247.28, 7,869.08 and 1,548.53

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Solution

The fourth proportional to 5,247.28, 7,869.08 and 1,548.53 is: 2,322.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,247.28 : 7,869.08 = 1,548.53 : x
  2. Step 2: Convert to fraction form
    5,247.28/7,869.08 = 1,548.53/x
  3. Step 3: Cross multiply
    5,247.28x = 7,869.08 × 1,548.53
  4. Step 4: Simplify right side
    5,247.28x = 12,185,459.36
  5. Step 5: Solve for x
    x = 12,185,459.36/5,247.28
  6. Step 6: Final answer
    x = 2,322.25

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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.