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Finding the Fourth Proportional to 3,338.69, 4,607.01 and 1,846.40

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Solution

The fourth proportional to 3,338.69, 4,607.01 and 1,846.40 is: 2,547.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,338.69 : 4,607.01 = 1,846.40 : x
  2. Step 2: Convert to fraction form
    3,338.69/4,607.01 = 1,846.40/x
  3. Step 3: Cross multiply
    3,338.69x = 4,607.01 × 1,846.40
  4. Step 4: Simplify right side
    3,338.69x = 8,506,360.23
  5. Step 5: Solve for x
    x = 8,506,360.23/3,338.69
  6. Step 6: Final answer
    x = 2,547.82

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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.