Home / 7,156.08-10,734.12-4,556.40

Finding the Fourth Proportional to 7,156.08, 10,734.12 and 4,556.40

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Solution

The fourth proportional to 7,156.08, 10,734.12 and 4,556.40 is: 6,834.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,156.08 : 10,734.12 = 4,556.40 : x
  2. Step 2: Convert to fraction form
    7,156.08/10,734.12 = 4,556.40/x
  3. Step 3: Cross multiply
    7,156.08x = 10,734.12 × 4,556.40
  4. Step 4: Simplify right side
    7,156.08x = 48,908,944.37
  5. Step 5: Solve for x
    x = 48,908,944.37/7,156.08
  6. Step 6: Final answer
    x = 6,834.60

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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.