Home / 9,573.04-13,211.40-5,381.56

Finding the Fourth Proportional to 9,573.04, 13,211.40 and 5,381.56

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Solution

The fourth proportional to 9,573.04, 13,211.40 and 5,381.56 is: 7,426.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,573.04 : 13,211.40 = 5,381.56 : x
  2. Step 2: Convert to fraction form
    9,573.04/13,211.40 = 5,381.56/x
  3. Step 3: Cross multiply
    9,573.04x = 13,211.40 × 5,381.56
  4. Step 4: Simplify right side
    9,573.04x = 71,097,941.78
  5. Step 5: Solve for x
    x = 71,097,941.78/9,573.04
  6. Step 6: Final answer
    x = 7,426.89

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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.