Home / 7,645.08-10,545.66-4,852.20

Finding the Fourth Proportional to 7,645.08, 10,545.66 and 4,852.20

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Solution

The fourth proportional to 7,645.08, 10,545.66 and 4,852.20 is: 6,693.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,645.08 : 10,545.66 = 4,852.20 : x
  2. Step 2: Convert to fraction form
    7,645.08/10,545.66 = 4,852.20/x
  3. Step 3: Cross multiply
    7,645.08x = 10,545.66 × 4,852.20
  4. Step 4: Simplify right side
    7,645.08x = 51,169,651.45
  5. Step 5: Solve for x
    x = 51,169,651.45/7,645.08
  6. Step 6: Final answer
    x = 6,693.15

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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.