Home / 7,254.48-10,008.72-4,269.36

Finding the Fourth Proportional to 7,254.48, 10,008.72 and 4,269.36

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Solution

The fourth proportional to 7,254.48, 10,008.72 and 4,269.36 is: 5,890.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,254.48 : 10,008.72 = 4,269.36 : x
  2. Step 2: Convert to fraction form
    7,254.48/10,008.72 = 4,269.36/x
  3. Step 3: Cross multiply
    7,254.48x = 10,008.72 × 4,269.36
  4. Step 4: Simplify right side
    7,254.48x = 42,730,828.82
  5. Step 5: Solve for x
    x = 42,730,828.82/7,254.48
  6. Step 6: Final answer
    x = 5,890.27

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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.