Home / 9,417.80-12,996.54-5,226.08

Finding the Fourth Proportional to 9,417.80, 12,996.54 and 5,226.08

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Solution

The fourth proportional to 9,417.80, 12,996.54 and 5,226.08 is: 7,211.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,417.80 : 12,996.54 = 5,226.08 : x
  2. Step 2: Convert to fraction form
    9,417.80/12,996.54 = 5,226.08/x
  3. Step 3: Cross multiply
    9,417.80x = 12,996.54 × 5,226.08
  4. Step 4: Simplify right side
    9,417.80x = 67,920,957.76
  5. Step 5: Solve for x
    x = 67,920,957.76/9,417.80
  6. Step 6: Final answer
    x = 7,211.98

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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.