Home / 10,440.04-15,649.52-6,547.18

Finding the Fourth Proportional to 10,440.04, 15,649.52 and 6,547.18

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Solution

The fourth proportional to 10,440.04, 15,649.52 and 6,547.18 is: 9,814.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,440.04 : 15,649.52 = 6,547.18 : x
  2. Step 2: Convert to fraction form
    10,440.04/15,649.52 = 6,547.18/x
  3. Step 3: Cross multiply
    10,440.04x = 15,649.52 × 6,547.18
  4. Step 4: Simplify right side
    10,440.04x = 102,460,224.35
  5. Step 5: Solve for x
    x = 102,460,224.35/10,440.04
  6. Step 6: Final answer
    x = 9,814.16

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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.