Home / 7,085.78-10,624.82-4,586.64

Finding the Fourth Proportional to 7,085.78, 10,624.82 and 4,586.64

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Solution

The fourth proportional to 7,085.78, 10,624.82 and 4,586.64 is: 6,877.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,085.78 : 10,624.82 = 4,586.64 : x
  2. Step 2: Convert to fraction form
    7,085.78/10,624.82 = 4,586.64/x
  3. Step 3: Cross multiply
    7,085.78x = 10,624.82 × 4,586.64
  4. Step 4: Simplify right side
    7,085.78x = 48,732,224.40
  5. Step 5: Solve for x
    x = 48,732,224.40/7,085.78
  6. Step 6: Final answer
    x = 6,877.47

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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.