Home / 7,050.40-9,725.14-4,535.78

Finding the Fourth Proportional to 7,050.40, 9,725.14 and 4,535.78

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Solution

The fourth proportional to 7,050.40, 9,725.14 and 4,535.78 is: 6,256.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,050.40 : 9,725.14 = 4,535.78 : x
  2. Step 2: Convert to fraction form
    7,050.40/9,725.14 = 4,535.78/x
  3. Step 3: Cross multiply
    7,050.40x = 9,725.14 × 4,535.78
  4. Step 4: Simplify right side
    7,050.40x = 44,111,072.83
  5. Step 5: Solve for x
    x = 44,111,072.83/7,050.40
  6. Step 6: Final answer
    x = 6,256.54

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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.