Home / 9,275.36-13,916.60-5,580.24

Finding the Fourth Proportional to 9,275.36, 13,916.60 and 5,580.24

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Solution

The fourth proportional to 9,275.36, 13,916.60 and 5,580.24 is: 8,372.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,275.36 : 13,916.60 = 5,580.24 : x
  2. Step 2: Convert to fraction form
    9,275.36/13,916.60 = 5,580.24/x
  3. Step 3: Cross multiply
    9,275.36x = 13,916.60 × 5,580.24
  4. Step 4: Simplify right side
    9,275.36x = 77,657,967.98
  5. Step 5: Solve for x
    x = 77,657,967.98/9,275.36
  6. Step 6: Final answer
    x = 8,372.50

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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.