Home / 7,247.48-10,874.70-3,547.69

Finding the Fourth Proportional to 7,247.48, 10,874.70 and 3,547.69

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Solution

The fourth proportional to 7,247.48, 10,874.70 and 3,547.69 is: 5,323.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,247.48 : 10,874.70 = 3,547.69 : x
  2. Step 2: Convert to fraction form
    7,247.48/10,874.70 = 3,547.69/x
  3. Step 3: Cross multiply
    7,247.48x = 10,874.70 × 3,547.69
  4. Step 4: Simplify right side
    7,247.48x = 38,580,037.26
  5. Step 5: Solve for x
    x = 38,580,037.26/7,247.48
  6. Step 6: Final answer
    x = 5,323.24

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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.