Home / 5,913.09-8,868.95-1,530.20

Finding the Fourth Proportional to 5,913.09, 8,868.95 and 1,530.20

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Solution

The fourth proportional to 5,913.09, 8,868.95 and 1,530.20 is: 2,295.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,913.09 : 8,868.95 = 1,530.20 : x
  2. Step 2: Convert to fraction form
    5,913.09/8,868.95 = 1,530.20/x
  3. Step 3: Cross multiply
    5,913.09x = 8,868.95 × 1,530.20
  4. Step 4: Simplify right side
    5,913.09x = 13,571,287.55
  5. Step 5: Solve for x
    x = 13,571,287.55/5,913.09
  6. Step 6: Final answer
    x = 2,295.13

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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.