Home / 7,748.68-10,686.18-5,095.08

Finding the Fourth Proportional to 7,748.68, 10,686.18 and 5,095.08

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Solution

The fourth proportional to 7,748.68, 10,686.18 and 5,095.08 is: 7,026.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,748.68 : 10,686.18 = 5,095.08 : x
  2. Step 2: Convert to fraction form
    7,748.68/10,686.18 = 5,095.08/x
  3. Step 3: Cross multiply
    7,748.68x = 10,686.18 × 5,095.08
  4. Step 4: Simplify right side
    7,748.68x = 54,446,941.99
  5. Step 5: Solve for x
    x = 54,446,941.99/7,748.68
  6. Step 6: Final answer
    x = 7,026.61

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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.