Home / 9,210.70-12,710.68-5,018.95

Finding the Fourth Proportional to 9,210.70, 12,710.68 and 5,018.95

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Solution

The fourth proportional to 9,210.70, 12,710.68 and 5,018.95 is: 6,926.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,210.70 : 12,710.68 = 5,018.95 : x
  2. Step 2: Convert to fraction form
    9,210.70/12,710.68 = 5,018.95/x
  3. Step 3: Cross multiply
    9,210.70x = 12,710.68 × 5,018.95
  4. Step 4: Simplify right side
    9,210.70x = 63,794,267.39
  5. Step 5: Solve for x
    x = 63,794,267.39/9,210.70
  6. Step 6: Final answer
    x = 6,926.10

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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.