Home / 5,207.10-7,192.69-4,542.80

Finding the Fourth Proportional to 5,207.10, 7,192.69 and 4,542.80

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Solution

The fourth proportional to 5,207.10, 7,192.69 and 4,542.80 is: 6,275.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,207.10 : 7,192.69 = 4,542.80 : x
  2. Step 2: Convert to fraction form
    5,207.10/7,192.69 = 4,542.80/x
  3. Step 3: Cross multiply
    5,207.10x = 7,192.69 × 4,542.80
  4. Step 4: Simplify right side
    5,207.10x = 32,674,904.81
  5. Step 5: Solve for x
    x = 32,674,904.81/5,207.10
  6. Step 6: Final answer
    x = 6,275.07

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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.