Home / 6,930.53-9,561.04-4,543.05

Finding the Fourth Proportional to 6,930.53, 9,561.04 and 4,543.05

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Solution

The fourth proportional to 6,930.53, 9,561.04 and 4,543.05 is: 6,267.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,930.53 : 9,561.04 = 4,543.05 : x
  2. Step 2: Convert to fraction form
    6,930.53/9,561.04 = 4,543.05/x
  3. Step 3: Cross multiply
    6,930.53x = 9,561.04 × 4,543.05
  4. Step 4: Simplify right side
    6,930.53x = 43,436,307.27
  5. Step 5: Solve for x
    x = 43,436,307.27/6,930.53
  6. Step 6: Final answer
    x = 6,267.39

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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.