Home / 7,723.34-10,658.26-4,535.78

Finding the Fourth Proportional to 7,723.34, 10,658.26 and 4,535.78

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Solution

The fourth proportional to 7,723.34, 10,658.26 and 4,535.78 is: 6,259.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,723.34 : 10,658.26 = 4,535.78 : x
  2. Step 2: Convert to fraction form
    7,723.34/10,658.26 = 4,535.78/x
  3. Step 3: Cross multiply
    7,723.34x = 10,658.26 × 4,535.78
  4. Step 4: Simplify right side
    7,723.34x = 48,343,457.91
  5. Step 5: Solve for x
    x = 48,343,457.91/7,723.34
  6. Step 6: Final answer
    x = 6,259.40

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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.