Home / 11,386.96-17,068.74-4,365.07

Finding the Fourth Proportional to 11,386.96, 17,068.74 and 4,365.07

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Solution

The fourth proportional to 11,386.96, 17,068.74 and 4,365.07 is: 6,543.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,386.96 : 17,068.74 = 4,365.07 : x
  2. Step 2: Convert to fraction form
    11,386.96/17,068.74 = 4,365.07/x
  3. Step 3: Cross multiply
    11,386.96x = 17,068.74 × 4,365.07
  4. Step 4: Simplify right side
    11,386.96x = 74,506,244.91
  5. Step 5: Solve for x
    x = 74,506,244.91/11,386.96
  6. Step 6: Final answer
    x = 6,543.12

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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.