Home / 7,686.34-11,534.10-3,303.70

Finding the Fourth Proportional to 7,686.34, 11,534.10 and 3,303.70

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Solution

The fourth proportional to 7,686.34, 11,534.10 and 3,303.70 is: 4,957.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,686.34 : 11,534.10 = 3,303.70 : x
  2. Step 2: Convert to fraction form
    7,686.34/11,534.10 = 3,303.70/x
  3. Step 3: Cross multiply
    7,686.34x = 11,534.10 × 3,303.70
  4. Step 4: Simplify right side
    7,686.34x = 38,105,206.17
  5. Step 5: Solve for x
    x = 38,105,206.17/7,686.34
  6. Step 6: Final answer
    x = 4,957.52

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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.