Home / 3,510.70-4,844.47-2,165.93

Finding the Fourth Proportional to 3,510.70, 4,844.47 and 2,165.93

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Solution

The fourth proportional to 3,510.70, 4,844.47 and 2,165.93 is: 2,988.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,510.70 : 4,844.47 = 2,165.93 : x
  2. Step 2: Convert to fraction form
    3,510.70/4,844.47 = 2,165.93/x
  3. Step 3: Cross multiply
    3,510.70x = 4,844.47 × 2,165.93
  4. Step 4: Simplify right side
    3,510.70x = 10,492,782.91
  5. Step 5: Solve for x
    x = 10,492,782.91/3,510.70
  6. Step 6: Final answer
    x = 2,988.80

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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.