Home / 9,070.24-12,488.08-7,495.84

Finding the Fourth Proportional to 9,070.24, 12,488.08 and 7,495.84

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Solution

The fourth proportional to 9,070.24, 12,488.08 and 7,495.84 is: 10,320.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,070.24 : 12,488.08 = 7,495.84 : x
  2. Step 2: Convert to fraction form
    9,070.24/12,488.08 = 7,495.84/x
  3. Step 3: Cross multiply
    9,070.24x = 12,488.08 × 7,495.84
  4. Step 4: Simplify right side
    9,070.24x = 93,608,649.59
  5. Step 5: Solve for x
    x = 93,608,649.59/9,070.24
  6. Step 6: Final answer
    x = 10,320.42

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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.