Home / 7,895.81-10,895.13-4,359.02

Finding the Fourth Proportional to 7,895.81, 10,895.13 and 4,359.02

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Solution

The fourth proportional to 7,895.81, 10,895.13 and 4,359.02 is: 6,014.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,895.81 : 10,895.13 = 4,359.02 : x
  2. Step 2: Convert to fraction form
    7,895.81/10,895.13 = 4,359.02/x
  3. Step 3: Cross multiply
    7,895.81x = 10,895.13 × 4,359.02
  4. Step 4: Simplify right side
    7,895.81x = 47,492,035.10
  5. Step 5: Solve for x
    x = 47,492,035.10/7,895.81
  6. Step 6: Final answer
    x = 6,014.84

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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.