Home / 7,450.02-10,280.21-4,465.76

Finding the Fourth Proportional to 7,450.02, 10,280.21 and 4,465.76

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Solution

The fourth proportional to 7,450.02, 10,280.21 and 4,465.76 is: 6,162.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,450.02 : 10,280.21 = 4,465.76 : x
  2. Step 2: Convert to fraction form
    7,450.02/10,280.21 = 4,465.76/x
  3. Step 3: Cross multiply
    7,450.02x = 10,280.21 × 4,465.76
  4. Step 4: Simplify right side
    7,450.02x = 45,908,876.88
  5. Step 5: Solve for x
    x = 45,908,876.88/7,450.02
  6. Step 6: Final answer
    x = 6,162.25

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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.