Home / 10,354.43-14,290.63-5,877.26

Finding the Fourth Proportional to 10,354.43, 14,290.63 and 5,877.26

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Solution

The fourth proportional to 10,354.43, 14,290.63 and 5,877.26 is: 8,111.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,354.43 : 14,290.63 = 5,877.26 : x
  2. Step 2: Convert to fraction form
    10,354.43/14,290.63 = 5,877.26/x
  3. Step 3: Cross multiply
    10,354.43x = 14,290.63 × 5,877.26
  4. Step 4: Simplify right side
    10,354.43x = 83,989,715.52
  5. Step 5: Solve for x
    x = 83,989,715.52/10,354.43
  6. Step 6: Final answer
    x = 8,111.47

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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.