Home / 10,695.07-16,038.52-4,281.69

Finding the Fourth Proportional to 10,695.07, 16,038.52 and 4,281.69

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Solution

The fourth proportional to 10,695.07, 16,038.52 and 4,281.69 is: 6,420.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,695.07 : 16,038.52 = 4,281.69 : x
  2. Step 2: Convert to fraction form
    10,695.07/16,038.52 = 4,281.69/x
  3. Step 3: Cross multiply
    10,695.07x = 16,038.52 × 4,281.69
  4. Step 4: Simplify right side
    10,695.07x = 68,671,970.70
  5. Step 5: Solve for x
    x = 68,671,970.70/10,695.07
  6. Step 6: Final answer
    x = 6,420.90

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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.