Home / 9,009.02-12,430.23-5,472.02

Finding the Fourth Proportional to 9,009.02, 12,430.23 and 5,472.02

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Solution

The fourth proportional to 9,009.02, 12,430.23 and 5,472.02 is: 7,550.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,009.02 : 12,430.23 = 5,472.02 : x
  2. Step 2: Convert to fraction form
    9,009.02/12,430.23 = 5,472.02/x
  3. Step 3: Cross multiply
    9,009.02x = 12,430.23 × 5,472.02
  4. Step 4: Simplify right side
    9,009.02x = 68,018,467.16
  5. Step 5: Solve for x
    x = 68,018,467.16/9,009.02
  6. Step 6: Final answer
    x = 7,550.04

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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.