Home / 2,307.40-3,464.70-1,335.40

Finding the Fourth Proportional to 2,307.40, 3,464.70 and 1,335.40

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Solution

The fourth proportional to 2,307.40, 3,464.70 and 1,335.40 is: 2,005.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,307.40 : 3,464.70 = 1,335.40 : x
  2. Step 2: Convert to fraction form
    2,307.40/3,464.70 = 1,335.40/x
  3. Step 3: Cross multiply
    2,307.40x = 3,464.70 × 1,335.40
  4. Step 4: Simplify right side
    2,307.40x = 4,626,760.38
  5. Step 5: Solve for x
    x = 4,626,760.38/2,307.40
  6. Step 6: Final answer
    x = 2,005.18

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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.