Home / 3,316.17-4,574.98-1,899.09

Finding the Fourth Proportional to 3,316.17, 4,574.98 and 1,899.09

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Solution

The fourth proportional to 3,316.17, 4,574.98 and 1,899.09 is: 2,619.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,316.17 : 4,574.98 = 1,899.09 : x
  2. Step 2: Convert to fraction form
    3,316.17/4,574.98 = 1,899.09/x
  3. Step 3: Cross multiply
    3,316.17x = 4,574.98 × 1,899.09
  4. Step 4: Simplify right side
    3,316.17x = 8,688,298.77
  5. Step 5: Solve for x
    x = 8,688,298.77/3,316.17
  6. Step 6: Final answer
    x = 2,619.98

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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.