Home / 7,069.52-10,603.32-2,688.08

Finding the Fourth Proportional to 7,069.52, 10,603.32 and 2,688.08

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Solution

The fourth proportional to 7,069.52, 10,603.32 and 2,688.08 is: 4,031.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,069.52 : 10,603.32 = 2,688.08 : x
  2. Step 2: Convert to fraction form
    7,069.52/10,603.32 = 2,688.08/x
  3. Step 3: Cross multiply
    7,069.52x = 10,603.32 × 2,688.08
  4. Step 4: Simplify right side
    7,069.52x = 28,502,572.43
  5. Step 5: Solve for x
    x = 28,502,572.43/7,069.52
  6. Step 6: Final answer
    x = 4,031.75

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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.