Home / 7,402.55-10,215.65-4,417.81

Finding the Fourth Proportional to 7,402.55, 10,215.65 and 4,417.81

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Solution

The fourth proportional to 7,402.55, 10,215.65 and 4,417.81 is: 6,096.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,402.55 : 10,215.65 = 4,417.81 : x
  2. Step 2: Convert to fraction form
    7,402.55/10,215.65 = 4,417.81/x
  3. Step 3: Cross multiply
    7,402.55x = 10,215.65 × 4,417.81
  4. Step 4: Simplify right side
    7,402.55x = 45,130,727.56
  5. Step 5: Solve for x
    x = 45,130,727.56/7,402.55
  6. Step 6: Final answer
    x = 6,096.65

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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.