Home / 3,486.02-4,807.01-2,490.93

Finding the Fourth Proportional to 3,486.02, 4,807.01 and 2,490.93

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Solution

The fourth proportional to 3,486.02, 4,807.01 and 2,490.93 is: 3,434.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,486.02 : 4,807.01 = 2,490.93 : x
  2. Step 2: Convert to fraction form
    3,486.02/4,807.01 = 2,490.93/x
  3. Step 3: Cross multiply
    3,486.02x = 4,807.01 × 2,490.93
  4. Step 4: Simplify right side
    3,486.02x = 11,973,931.65
  5. Step 5: Solve for x
    x = 11,973,931.65/3,486.02
  6. Step 6: Final answer
    x = 3,434.85

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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.