Home / 9,362.16-12,904.39-6,637.62

Finding the Fourth Proportional to 9,362.16, 12,904.39 and 6,637.62

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Solution

The fourth proportional to 9,362.16, 12,904.39 and 6,637.62 is: 9,149.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,362.16 : 12,904.39 = 6,637.62 : x
  2. Step 2: Convert to fraction form
    9,362.16/12,904.39 = 6,637.62/x
  3. Step 3: Cross multiply
    9,362.16x = 12,904.39 × 6,637.62
  4. Step 4: Simplify right side
    9,362.16x = 85,654,437.15
  5. Step 5: Solve for x
    x = 85,654,437.15/9,362.16
  6. Step 6: Final answer
    x = 9,149.00

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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.