Home / 9,417.44-12,995.76-5,226.08

Finding the Fourth Proportional to 9,417.44, 12,995.76 and 5,226.08

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Solution

The fourth proportional to 9,417.44, 12,995.76 and 5,226.08 is: 7,211.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,417.44 : 12,995.76 = 5,226.08 : x
  2. Step 2: Convert to fraction form
    9,417.44/12,995.76 = 5,226.08/x
  3. Step 3: Cross multiply
    9,417.44x = 12,995.76 × 5,226.08
  4. Step 4: Simplify right side
    9,417.44x = 67,916,881.42
  5. Step 5: Solve for x
    x = 67,916,881.42/9,417.44
  6. Step 6: Final answer
    x = 7,211.82

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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.