Home / 4,330.79-6,488.02-2,136.95

Finding the Fourth Proportional to 4,330.79, 6,488.02 and 2,136.95

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Solution

The fourth proportional to 4,330.79, 6,488.02 and 2,136.95 is: 3,201.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,330.79 : 6,488.02 = 2,136.95 : x
  2. Step 2: Convert to fraction form
    4,330.79/6,488.02 = 2,136.95/x
  3. Step 3: Cross multiply
    4,330.79x = 6,488.02 × 2,136.95
  4. Step 4: Simplify right side
    4,330.79x = 13,864,574.34
  5. Step 5: Solve for x
    x = 13,864,574.34/4,330.79
  6. Step 6: Final answer
    x = 3,201.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.