Home / 9,011.12-12,435.04-5,032.20

Finding the Fourth Proportional to 9,011.12, 12,435.04 and 5,032.20

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Solution

The fourth proportional to 9,011.12, 12,435.04 and 5,032.20 is: 6,944.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,011.12 : 12,435.04 = 5,032.20 : x
  2. Step 2: Convert to fraction form
    9,011.12/12,435.04 = 5,032.20/x
  3. Step 3: Cross multiply
    9,011.12x = 12,435.04 × 5,032.20
  4. Step 4: Simplify right side
    9,011.12x = 62,575,608.29
  5. Step 5: Solve for x
    x = 62,575,608.29/9,011.12
  6. Step 6: Final answer
    x = 6,944.27

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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.