Home / 10,395.37-15,587.43-4,545.13

Finding the Fourth Proportional to 10,395.37, 15,587.43 and 4,545.13

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Solution

The fourth proportional to 10,395.37, 15,587.43 and 4,545.13 is: 6,815.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,395.37 : 15,587.43 = 4,545.13 : x
  2. Step 2: Convert to fraction form
    10,395.37/15,587.43 = 4,545.13/x
  3. Step 3: Cross multiply
    10,395.37x = 15,587.43 × 4,545.13
  4. Step 4: Simplify right side
    10,395.37x = 70,846,895.72
  5. Step 5: Solve for x
    x = 70,846,895.72/10,395.37
  6. Step 6: Final answer
    x = 6,815.24

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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.