Home / 5,312.29-7,330.73-3,543.66

Finding the Fourth Proportional to 5,312.29, 7,330.73 and 3,543.66

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Solution

The fourth proportional to 5,312.29, 7,330.73 and 3,543.66 is: 4,890.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,312.29 : 7,330.73 = 3,543.66 : x
  2. Step 2: Convert to fraction form
    5,312.29/7,330.73 = 3,543.66/x
  3. Step 3: Cross multiply
    5,312.29x = 7,330.73 × 3,543.66
  4. Step 4: Simplify right side
    5,312.29x = 25,977,614.67
  5. Step 5: Solve for x
    x = 25,977,614.67/5,312.29
  6. Step 6: Final answer
    x = 4,890.10

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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.