Home / 10,494.90-14,482.80-5,779.35

Finding the Fourth Proportional to 10,494.90, 14,482.80 and 5,779.35

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Solution

The fourth proportional to 10,494.90, 14,482.80 and 5,779.35 is: 7,975.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,494.90 : 14,482.80 = 5,779.35 : x
  2. Step 2: Convert to fraction form
    10,494.90/14,482.80 = 5,779.35/x
  3. Step 3: Cross multiply
    10,494.90x = 14,482.80 × 5,779.35
  4. Step 4: Simplify right side
    10,494.90x = 83,701,170.18
  5. Step 5: Solve for x
    x = 83,701,170.18/10,494.90
  6. Step 6: Final answer
    x = 7,975.41

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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.