Home / 7,547.38-10,415.41-4,360.79

Finding the Fourth Proportional to 7,547.38, 10,415.41 and 4,360.79

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Solution

The fourth proportional to 7,547.38, 10,415.41 and 4,360.79 is: 6,017.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,547.38 : 10,415.41 = 4,360.79 : x
  2. Step 2: Convert to fraction form
    7,547.38/10,415.41 = 4,360.79/x
  3. Step 3: Cross multiply
    7,547.38x = 10,415.41 × 4,360.79
  4. Step 4: Simplify right side
    7,547.38x = 45,419,430.91
  5. Step 5: Solve for x
    x = 45,419,430.91/7,547.38
  6. Step 6: Final answer
    x = 6,017.91

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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.