Home / 7,070.75-10,603.02-3,558.55

Finding the Fourth Proportional to 7,070.75, 10,603.02 and 3,558.55

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Solution

The fourth proportional to 7,070.75, 10,603.02 and 3,558.55 is: 5,336.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,070.75 : 10,603.02 = 3,558.55 : x
  2. Step 2: Convert to fraction form
    7,070.75/10,603.02 = 3,558.55/x
  3. Step 3: Cross multiply
    7,070.75x = 10,603.02 × 3,558.55
  4. Step 4: Simplify right side
    7,070.75x = 37,731,376.82
  5. Step 5: Solve for x
    x = 37,731,376.82/7,070.75
  6. Step 6: Final answer
    x = 5,336.26

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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.