Home / 7,490.04-10,340.00-4,658.32

Finding the Fourth Proportional to 7,490.04, 10,340.00 and 4,658.32

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Solution

The fourth proportional to 7,490.04, 10,340.00 and 4,658.32 is: 6,430.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,490.04 : 10,340.00 = 4,658.32 : x
  2. Step 2: Convert to fraction form
    7,490.04/10,340.00 = 4,658.32/x
  3. Step 3: Cross multiply
    7,490.04x = 10,340.00 × 4,658.32
  4. Step 4: Simplify right side
    7,490.04x = 48,167,078.80
  5. Step 5: Solve for x
    x = 48,167,078.80/7,490.04
  6. Step 6: Final answer
    x = 6,430.82

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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.