Home / 9,303.02-12,838.18-5,324.30

Finding the Fourth Proportional to 9,303.02, 12,838.18 and 5,324.30

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Solution

The fourth proportional to 9,303.02, 12,838.18 and 5,324.30 is: 7,347.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,303.02 : 12,838.18 = 5,324.30 : x
  2. Step 2: Convert to fraction form
    9,303.02/12,838.18 = 5,324.30/x
  3. Step 3: Cross multiply
    9,303.02x = 12,838.18 × 5,324.30
  4. Step 4: Simplify right side
    9,303.02x = 68,354,321.77
  5. Step 5: Solve for x
    x = 68,354,321.77/9,303.02
  6. Step 6: Final answer
    x = 7,347.54

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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.