Home / 7,487.51-11,223.67-4,856.69

Finding the Fourth Proportional to 7,487.51, 11,223.67 and 4,856.69

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Solution

The fourth proportional to 7,487.51, 11,223.67 and 4,856.69 is: 7,280.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,487.51 : 11,223.67 = 4,856.69 : x
  2. Step 2: Convert to fraction form
    7,487.51/11,223.67 = 4,856.69/x
  3. Step 3: Cross multiply
    7,487.51x = 11,223.67 × 4,856.69
  4. Step 4: Simplify right side
    7,487.51x = 54,509,893.01
  5. Step 5: Solve for x
    x = 54,509,893.01/7,487.51
  6. Step 6: Final answer
    x = 7,280.11

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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.