Home / 10,188.48-15,284.08-4,031.04

Finding the Fourth Proportional to 10,188.48, 15,284.08 and 4,031.04

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Solution

The fourth proportional to 10,188.48, 15,284.08 and 4,031.04 is: 6,047.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,188.48 : 15,284.08 = 4,031.04 : x
  2. Step 2: Convert to fraction form
    10,188.48/15,284.08 = 4,031.04/x
  3. Step 3: Cross multiply
    10,188.48x = 15,284.08 × 4,031.04
  4. Step 4: Simplify right side
    10,188.48x = 61,610,737.84
  5. Step 5: Solve for x
    x = 61,610,737.84/10,188.48
  6. Step 6: Final answer
    x = 6,047.10

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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.