Home / 10,065.64-15,088.12-3,488.22

Finding the Fourth Proportional to 10,065.64, 15,088.12 and 3,488.22

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Solution

The fourth proportional to 10,065.64, 15,088.12 and 3,488.22 is: 5,228.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,065.64 : 15,088.12 = 3,488.22 : x
  2. Step 2: Convert to fraction form
    10,065.64/15,088.12 = 3,488.22/x
  3. Step 3: Cross multiply
    10,065.64x = 15,088.12 × 3,488.22
  4. Step 4: Simplify right side
    10,065.64x = 52,630,681.95
  5. Step 5: Solve for x
    x = 52,630,681.95/10,065.64
  6. Step 6: Final answer
    x = 5,228.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.