Home / 10,779.44-14,875.83-6,531.19

Finding the Fourth Proportional to 10,779.44, 14,875.83 and 6,531.19

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Solution

The fourth proportional to 10,779.44, 14,875.83 and 6,531.19 is: 9,013.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,779.44 : 14,875.83 = 6,531.19 : x
  2. Step 2: Convert to fraction form
    10,779.44/14,875.83 = 6,531.19/x
  3. Step 3: Cross multiply
    10,779.44x = 14,875.83 × 6,531.19
  4. Step 4: Simplify right side
    10,779.44x = 97,156,834.95
  5. Step 5: Solve for x
    x = 97,156,834.95/10,779.44
  6. Step 6: Final answer
    x = 9,013.17

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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.