Home / 7,530.03-10,389.42-4,545.81

Finding the Fourth Proportional to 7,530.03, 10,389.42 and 4,545.81

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Solution

The fourth proportional to 7,530.03, 10,389.42 and 4,545.81 is: 6,272.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,530.03 : 10,389.42 = 4,545.81 : x
  2. Step 2: Convert to fraction form
    7,530.03/10,389.42 = 4,545.81/x
  3. Step 3: Cross multiply
    7,530.03x = 10,389.42 × 4,545.81
  4. Step 4: Simplify right side
    7,530.03x = 47,228,329.33
  5. Step 5: Solve for x
    x = 47,228,329.33/7,530.03
  6. Step 6: Final answer
    x = 6,272.00

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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.