Home / 9,416.40-14,124.60-5,031.60

Finding the Fourth Proportional to 9,416.40, 14,124.60 and 5,031.60

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Solution

The fourth proportional to 9,416.40, 14,124.60 and 5,031.60 is: 7,547.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,416.40 : 14,124.60 = 5,031.60 : x
  2. Step 2: Convert to fraction form
    9,416.40/14,124.60 = 5,031.60/x
  3. Step 3: Cross multiply
    9,416.40x = 14,124.60 × 5,031.60
  4. Step 4: Simplify right side
    9,416.40x = 71,069,337.36
  5. Step 5: Solve for x
    x = 71,069,337.36/9,416.40
  6. Step 6: Final answer
    x = 7,547.40

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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.