Home / 10,045.20-13,862.52-6,065.64

Finding the Fourth Proportional to 10,045.20, 13,862.52 and 6,065.64

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Solution

The fourth proportional to 10,045.20, 13,862.52 and 6,065.64 is: 8,370.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,045.20 : 13,862.52 = 6,065.64 : x
  2. Step 2: Convert to fraction form
    10,045.20/13,862.52 = 6,065.64/x
  3. Step 3: Cross multiply
    10,045.20x = 13,862.52 × 6,065.64
  4. Step 4: Simplify right side
    10,045.20x = 84,085,055.81
  5. Step 5: Solve for x
    x = 84,085,055.81/10,045.20
  6. Step 6: Final answer
    x = 8,370.67

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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.