Home / 7,477.16-11,210.27-2,545.47

Finding the Fourth Proportional to 7,477.16, 11,210.27 and 2,545.47

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Solution

The fourth proportional to 7,477.16, 11,210.27 and 2,545.47 is: 3,816.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,477.16 : 11,210.27 = 2,545.47 : x
  2. Step 2: Convert to fraction form
    7,477.16/11,210.27 = 2,545.47/x
  3. Step 3: Cross multiply
    7,477.16x = 11,210.27 × 2,545.47
  4. Step 4: Simplify right side
    7,477.16x = 28,535,393.25
  5. Step 5: Solve for x
    x = 28,535,393.25/7,477.16
  6. Step 6: Final answer
    x = 3,816.34

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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.