Home / 7,490.80-10,337.43-4,506.06

Finding the Fourth Proportional to 7,490.80, 10,337.43 and 4,506.06

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Solution

The fourth proportional to 7,490.80, 10,337.43 and 4,506.06 is: 6,218.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,490.80 : 10,337.43 = 4,506.06 : x
  2. Step 2: Convert to fraction form
    7,490.80/10,337.43 = 4,506.06/x
  3. Step 3: Cross multiply
    7,490.80x = 10,337.43 × 4,506.06
  4. Step 4: Simplify right side
    7,490.80x = 46,581,079.83
  5. Step 5: Solve for x
    x = 46,581,079.83/7,490.80
  6. Step 6: Final answer
    x = 6,218.44

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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.