Home / 5,246.37-7,867.20-1,547.30

Finding the Fourth Proportional to 5,246.37, 7,867.20 and 1,547.30

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Solution

The fourth proportional to 5,246.37, 7,867.20 and 1,547.30 is: 2,320.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,246.37 : 7,867.20 = 1,547.30 : x
  2. Step 2: Convert to fraction form
    5,246.37/7,867.20 = 1,547.30/x
  3. Step 3: Cross multiply
    5,246.37x = 7,867.20 × 1,547.30
  4. Step 4: Simplify right side
    5,246.37x = 12,172,918.56
  5. Step 5: Solve for x
    x = 12,172,918.56/5,246.37
  6. Step 6: Final answer
    x = 2,320.26

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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.