Home / 4,430.64-6,646.59-1,509.42

Finding the Fourth Proportional to 4,430.64, 6,646.59 and 1,509.42

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Solution

The fourth proportional to 4,430.64, 6,646.59 and 1,509.42 is: 2,264.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,430.64 : 6,646.59 = 1,509.42 : x
  2. Step 2: Convert to fraction form
    4,430.64/6,646.59 = 1,509.42/x
  3. Step 3: Cross multiply
    4,430.64x = 6,646.59 × 1,509.42
  4. Step 4: Simplify right side
    4,430.64x = 10,032,495.88
  5. Step 5: Solve for x
    x = 10,032,495.88/4,430.64
  6. Step 6: Final answer
    x = 2,264.34

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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.