Home / 9,307.12-12,834.96-6,114.76

Finding the Fourth Proportional to 9,307.12, 12,834.96 and 6,114.76

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Solution

The fourth proportional to 9,307.12, 12,834.96 and 6,114.76 is: 8,432.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,307.12 : 12,834.96 = 6,114.76 : x
  2. Step 2: Convert to fraction form
    9,307.12/12,834.96 = 6,114.76/x
  3. Step 3: Cross multiply
    9,307.12x = 12,834.96 × 6,114.76
  4. Step 4: Simplify right side
    9,307.12x = 78,482,700.01
  5. Step 5: Solve for x
    x = 78,482,700.01/9,307.12
  6. Step 6: Final answer
    x = 8,432.54

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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.