Home / 7,411.03-10,225.15-4,425.78

Finding the Fourth Proportional to 7,411.03, 10,225.15 and 4,425.78

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Solution

The fourth proportional to 7,411.03, 10,225.15 and 4,425.78 is: 6,106.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,411.03 : 10,225.15 = 4,425.78 : x
  2. Step 2: Convert to fraction form
    7,411.03/10,225.15 = 4,425.78/x
  3. Step 3: Cross multiply
    7,411.03x = 10,225.15 × 4,425.78
  4. Step 4: Simplify right side
    7,411.03x = 45,254,264.37
  5. Step 5: Solve for x
    x = 45,254,264.37/7,411.03
  6. Step 6: Final answer
    x = 6,106.34

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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.