Home / 9,428.59-14,148.15-4,430.08

Finding the Fourth Proportional to 9,428.59, 14,148.15 and 4,430.08

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Solution

The fourth proportional to 9,428.59, 14,148.15 and 4,430.08 is: 6,647.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,428.59 : 14,148.15 = 4,430.08 : x
  2. Step 2: Convert to fraction form
    9,428.59/14,148.15 = 4,430.08/x
  3. Step 3: Cross multiply
    9,428.59x = 14,148.15 × 4,430.08
  4. Step 4: Simplify right side
    9,428.59x = 62,677,436.35
  5. Step 5: Solve for x
    x = 62,677,436.35/9,428.59
  6. Step 6: Final answer
    x = 6,647.59

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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.