Home / 10,417.68-14,376-6,225.12

Finding the Fourth Proportional to 10,417.68, 14,376 and 6,225.12

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Solution

The fourth proportional to 10,417.68, 14,376 and 6,225.12 is: 8,590.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,417.68 : 14,376 = 6,225.12 : x
  2. Step 2: Convert to fraction form
    10,417.68/14,376 = 6,225.12/x
  3. Step 3: Cross multiply
    10,417.68x = 14,376 × 6,225.12
  4. Step 4: Simplify right side
    10,417.68x = 89,492,325.12
  5. Step 5: Solve for x
    x = 89,492,325.12/10,417.68
  6. Step 6: Final answer
    x = 8,590.43

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Double scale
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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.