Home / 5,306.04-7,959.96-2,386.40

Finding the Fourth Proportional to 5,306.04, 7,959.96 and 2,386.40

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Solution

The fourth proportional to 5,306.04, 7,959.96 and 2,386.40 is: 3,580.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,306.04 : 7,959.96 = 2,386.40 : x
  2. Step 2: Convert to fraction form
    5,306.04/7,959.96 = 2,386.40/x
  3. Step 3: Cross multiply
    5,306.04x = 7,959.96 × 2,386.40
  4. Step 4: Simplify right side
    5,306.04x = 18,995,608.74
  5. Step 5: Solve for x
    x = 18,995,608.74/5,306.04
  6. Step 6: Final answer
    x = 3,580.00

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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.