Home / 7,686.18-10,604.08-5,035.05

Finding the Fourth Proportional to 7,686.18, 10,604.08 and 5,035.05

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Solution

The fourth proportional to 7,686.18, 10,604.08 and 5,035.05 is: 6,946.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,686.18 : 10,604.08 = 5,035.05 : x
  2. Step 2: Convert to fraction form
    7,686.18/10,604.08 = 5,035.05/x
  3. Step 3: Cross multiply
    7,686.18x = 10,604.08 × 5,035.05
  4. Step 4: Simplify right side
    7,686.18x = 53,392,073.00
  5. Step 5: Solve for x
    x = 53,392,073.00/7,686.18
  6. Step 6: Final answer
    x = 6,946.50

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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.