Home / 5,475.72-8,208.02-2,357.76

Finding the Fourth Proportional to 5,475.72, 8,208.02 and 2,357.76

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Solution

The fourth proportional to 5,475.72, 8,208.02 and 2,357.76 is: 3,534.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,475.72 : 8,208.02 = 2,357.76 : x
  2. Step 2: Convert to fraction form
    5,475.72/8,208.02 = 2,357.76/x
  3. Step 3: Cross multiply
    5,475.72x = 8,208.02 × 2,357.76
  4. Step 4: Simplify right side
    5,475.72x = 19,352,541.24
  5. Step 5: Solve for x
    x = 19,352,541.24/5,475.72
  6. Step 6: Final answer
    x = 3,534.25

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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.