Home / 7,465.81-10,302.43-4,108.94

Finding the Fourth Proportional to 7,465.81, 10,302.43 and 4,108.94

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Solution

The fourth proportional to 7,465.81, 10,302.43 and 4,108.94 is: 5,670.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,465.81 : 10,302.43 = 4,108.94 : x
  2. Step 2: Convert to fraction form
    7,465.81/10,302.43 = 4,108.94/x
  3. Step 3: Cross multiply
    7,465.81x = 10,302.43 × 4,108.94
  4. Step 4: Simplify right side
    7,465.81x = 42,331,994.67
  5. Step 5: Solve for x
    x = 42,331,994.67/7,465.81
  6. Step 6: Final answer
    x = 5,670.11

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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.