Home / 7,617.08-10,510.52-4,259.72

Finding the Fourth Proportional to 7,617.08, 10,510.52 and 4,259.72

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Solution

The fourth proportional to 7,617.08, 10,510.52 and 4,259.72 is: 5,877.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,617.08 : 10,510.52 = 4,259.72 : x
  2. Step 2: Convert to fraction form
    7,617.08/10,510.52 = 4,259.72/x
  3. Step 3: Cross multiply
    7,617.08x = 10,510.52 × 4,259.72
  4. Step 4: Simplify right side
    7,617.08x = 44,771,872.25
  5. Step 5: Solve for x
    x = 44,771,872.25/7,617.08
  6. Step 6: Final answer
    x = 5,877.83

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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.