Home / 7,421.46-10,242.52-4,437.26

Finding the Fourth Proportional to 7,421.46, 10,242.52 and 4,437.26

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Solution

The fourth proportional to 7,421.46, 10,242.52 and 4,437.26 is: 6,123.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,421.46 : 10,242.52 = 4,437.26 : x
  2. Step 2: Convert to fraction form
    7,421.46/10,242.52 = 4,437.26/x
  3. Step 3: Cross multiply
    7,421.46x = 10,242.52 × 4,437.26
  4. Step 4: Simplify right side
    7,421.46x = 45,448,724.30
  5. Step 5: Solve for x
    x = 45,448,724.30/7,421.46
  6. Step 6: Final answer
    x = 6,123.96

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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.