Home / 10,058.28-13,880.48-5,582.32

Finding the Fourth Proportional to 10,058.28, 13,880.48 and 5,582.32

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Solution

The fourth proportional to 10,058.28, 13,880.48 and 5,582.32 is: 7,703.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,058.28 : 13,880.48 = 5,582.32 : x
  2. Step 2: Convert to fraction form
    10,058.28/13,880.48 = 5,582.32/x
  3. Step 3: Cross multiply
    10,058.28x = 13,880.48 × 5,582.32
  4. Step 4: Simplify right side
    10,058.28x = 77,485,281.11
  5. Step 5: Solve for x
    x = 77,485,281.11/10,058.28
  6. Step 6: Final answer
    x = 7,703.63

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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.