Home / 7,490.16-10,340.48-4,506.66

Finding the Fourth Proportional to 7,490.16, 10,340.48 and 4,506.66

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Solution

The fourth proportional to 7,490.16, 10,340.48 and 4,506.66 is: 6,221.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,490.16 : 10,340.48 = 4,506.66 : x
  2. Step 2: Convert to fraction form
    7,490.16/10,340.48 = 4,506.66/x
  3. Step 3: Cross multiply
    7,490.16x = 10,340.48 × 4,506.66
  4. Step 4: Simplify right side
    7,490.16x = 46,601,005.06
  5. Step 5: Solve for x
    x = 46,601,005.06/7,490.16
  6. Step 6: Final answer
    x = 6,221.63

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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.